{"title":"L5P Duramax Parts","description":"\u003cp\u003eDiesel service and repair parts for the L5P Duramax (2017-present). Common L5P Duramax needs include dual fuel filters, sensors and coolant service parts. Organized by engine so you can find the right part fast — confirm fitment for your truck. Fast shipping, free over $70.\u003c\/p\u003e","products":[{"product_id":"l5p-duramax-fuel-filter-2017-up","title":"L5P Duramax Fuel Filter 2017-Up","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel fuel filter and water-separator service part for the Chevrolet, GMC L5P Duramax diesel (2017-Up). Engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe fuel filter is the last line of defense for your injection system, trapping the abrasive dirt, rust and water that destroy injectors and the high-pressure pump. Diesel injectors meter fuel at extremely tight tolerances, and modern common-rail and CP4 pumps are especially sensitive to contamination and to the poor lubrication that water causes. Installing a fresh, correctly-rated filter (and draining or replacing the water separator where equipped) restores full fuel flow, protects those expensive components, and cures the hard starting, hesitation and power loss that come from a clogged or water-logged element. It is the cheapest insurance a diesel owner can buy.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ethe correct primary and\/or secondary diesel fuel filter\u003c\/li\u003e\n\u003cli\u003ea water-separator element where applicable\u003c\/li\u003e\n\u003cli\u003efilter O-rings and seals as applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-Up. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ehard starting or a loss of power\u003c\/li\u003e\n\u003cli\u003efuel starvation, hesitation or stalling\u003c\/li\u003e\n\u003cli\u003ewater or contamination in the fuel\u003c\/li\u003e\n\u003cli\u003ea due or overdue fuel filter service\u003c\/li\u003e\n\u003cli\u003einjection-system protection on CP4-equipped engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-Up\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48811222106337,"sku":"CDP-FF-l5p-duramax-01","price":98.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-fuel-filter-2017-up-1.jpg?v=1784942090"},{"product_id":"l5p-duramax-fuel-filter-2017-up-kit","title":"L5P Duramax Fuel Filter 2017-Up Kit","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel fuel filter and water-separator service part for the Chevrolet, GMC L5P Duramax diesel (2017-Up). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe fuel filter is the last line of defense for your injection system, trapping the abrasive dirt, rust and water that destroy injectors and the high-pressure pump. Diesel injectors meter fuel at extremely tight tolerances, and modern common-rail and CP4 pumps are especially sensitive to contamination and to the poor lubrication that water causes. Installing a fresh, correctly-rated filter (and draining or replacing the water separator where equipped) restores full fuel flow, protects those expensive components, and cures the hard starting, hesitation and power loss that come from a clogged or water-logged element. It is the cheapest insurance a diesel owner can buy.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ethe correct primary and\/or secondary diesel fuel filter\u003c\/li\u003e\n\u003cli\u003ea water-separator element where applicable\u003c\/li\u003e\n\u003cli\u003efilter O-rings and seals as applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-Up. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ehard starting or a loss of power\u003c\/li\u003e\n\u003cli\u003efuel starvation, hesitation or stalling\u003c\/li\u003e\n\u003cli\u003ewater or contamination in the fuel\u003c\/li\u003e\n\u003cli\u003ea due or overdue fuel filter service\u003c\/li\u003e\n\u003cli\u003einjection-system protection on CP4-equipped engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-Up\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48811222139105,"sku":"CDP-FF-l5p-duramax-02","price":36.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-fuel-filter-2017-up-1_d2e10270-f0a4-4e46-8192-02ad8f106760.jpg?v=1784942094"},{"product_id":"l5p-duramax-fuel-filter-2017-2025","title":"L5P Duramax Fuel Filter 2017-2025","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel fuel filter and water-separator service part for the Chevrolet, GMC L5P Duramax diesel (2017-2025). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe fuel filter is the last line of defense for your injection system, trapping the abrasive dirt, rust and water that destroy injectors and the high-pressure pump. Diesel injectors meter fuel at extremely tight tolerances, and modern common-rail and CP4 pumps are especially sensitive to contamination and to the poor lubrication that water causes. Installing a fresh, correctly-rated filter (and draining or replacing the water separator where equipped) restores full fuel flow, protects those expensive components, and cures the hard starting, hesitation and power loss that come from a clogged or water-logged element. It is the cheapest insurance a diesel owner can buy.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ethe correct primary and\/or secondary diesel fuel filter\u003c\/li\u003e\n\u003cli\u003ea water-separator element where applicable\u003c\/li\u003e\n\u003cli\u003efilter O-rings and seals as applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2025. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ehard starting or a loss of power\u003c\/li\u003e\n\u003cli\u003efuel starvation, hesitation or stalling\u003c\/li\u003e\n\u003cli\u003ewater or contamination in the fuel\u003c\/li\u003e\n\u003cli\u003ea due or overdue fuel filter service\u003c\/li\u003e\n\u003cli\u003einjection-system protection on CP4-equipped engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2025\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48811222171873,"sku":"CDP-FF-l5p-duramax-03","price":33.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-fuel-filter-2017-2025-1.jpg?v=1784942098"},{"product_id":"l5p-duramax-water-pump-2017-2020-oem-12680257-alliant-power","title":"L5P Duramax Water Pump 2017-2020 OEM 12680257 - Alliant Power","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is an engine water pump for the Chevrolet, GMC L5P Duramax diesel (2017-2020). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe water pump circulates coolant through the block, heads and radiator to carry heat away from the engine. A worn bearing gets noisy, the shaft seal starts weeping coolant, and a failing impeller lets the engine overheat under load. A new OE-spec water pump, with its gasket or seal, restores full coolant flow and reliable engine cooling — best replaced at the first sign of a leak or bearing noise, before it strands you.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ea water pump and its gasket or seal as specified\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2020. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ea coolant leak at the pump\u003c\/li\u003e\n\u003cli\u003ea noisy or failing water-pump bearing\u003c\/li\u003e\n\u003cli\u003eoverheating from poor coolant flow\u003c\/li\u003e\n\u003cli\u003ea water pump service\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 12680257\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2020\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"Alliant Power","offers":[{"title":"Default Title","offer_id":48811422941409,"sku":"CDP-WP-l5p-duramax-01","price":219.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-water-pump-2017-2020-1.jpg?v=1784961456"},{"product_id":"l5p-duramax-glow-plug-kit-2017-2023-oem-12690238","title":"L5P Duramax Glow Plug Kit 2017-2023 OEM 12690238","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a glow plug \/ cold-start heating component for the Chevrolet, GMC L5P Duramax diesel (2017-2023). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eGlow plugs heat the combustion chamber so a cold diesel lights off cleanly and starts without excessive cranking, smoke or misfire. As they age they draw high resistance or fail open, leaving one or more cylinders cold — the classic hard cold-start, rough cold idle and white startup smoke. A matched set of new glow plugs, with the harness, relay or controller where included, restores fast, clean cold starts and smooth cold-engine running.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eglow plugs matched to the engine as specified\u003c\/li\u003e\n\u003cli\u003ea glow plug harness, relay or controller where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2023. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ehard cold starting\u003c\/li\u003e\n\u003cli\u003erough idle and white smoke on a cold start\u003c\/li\u003e\n\u003cli\u003ea glow plug or glow-plug controller fault code\u003c\/li\u003e\n\u003cli\u003efailed or high-resistance glow plugs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 12690238\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2023\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48811650679009,"sku":"CDP-GP-l5p-duramax-01","price":181.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-glow-plug-kit-2017-2023-1.jpg?v=1784968604"},{"product_id":"l5p-duramax-sensor-2017-2023-oem-12683486","title":"L5P Duramax Sensor 2017-2023 OEM 12683486","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel engine sensor for the Chevrolet, GMC L5P Duramax diesel (2017-2023). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eEngine sensors are how the ECM sees what the engine is doing — pressure, temperature, position or flow — and it trims fuel, timing and boost from their signals. When a sensor drifts or fails you get a check-engine light, hard starting, poor power, smoke, or a drop into limp mode. A direct-fit replacement built to OE performance restores an accurate signal so the ECM can control the engine correctly again, clearing the fault at its source instead of masking it.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ea direct-fit replacement diesel sensor built to OE performance\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2023. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ea check-engine light with a sensor performance code\u003c\/li\u003e\n\u003cli\u003ehard starting, a no-start or stalling\u003c\/li\u003e\n\u003cli\u003eerratic running, poor power or smoke\u003c\/li\u003e\n\u003cli\u003elimp mode traced to a failed sensor\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 12683486\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2023\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48811929927905,"sku":"CDP-SN-l5p-duramax-01","price":57.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-sensor-2017-2023-1.jpg?v=1784972255"},{"product_id":"l5p-duramax-air-filter-2017-2019-oem-84262965","title":"L5P Duramax Air Filter 2017-2019 OEM 84262965","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel engine air \/ crankcase-vent filter for the Chevrolet, GMC L5P Duramax diesel (2017-2019). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe air filter protects the engine from the dust and grit that cause premature cylinder, ring and turbo wear, while still flowing enough clean air for efficient combustion. A restricted or dirty element chokes airflow — hurting throttle response, fuel economy and power — and can skew the airflow and boost signals the ECM relies on. A fresh OE-fit filter restores full airflow and keeps abrasive contaminants out of the turbo and cylinders. On late-model engines the crankcase-vent (CCV) element is serviced the same way to keep oil mist out of the intake.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ean OE-fit engine air filter\u003c\/li\u003e\n\u003cli\u003eor a crankcase-vent (CCV) filter element where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2019. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ereduced airflow and power\u003c\/li\u003e\n\u003cli\u003ea dirty or overdue air filter\u003c\/li\u003e\n\u003cli\u003eCCV filter service on late-model diesels\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 84262965\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2019\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48812140298465,"sku":"CDP-AF-l5p-duramax-01","price":34.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-air-filter-2017-2019-1.jpg?v=1784979602"},{"product_id":"l5p-duramax-head-stud-kit-2017-2020","title":"L5P Duramax Head Stud Kit 2017-2020","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a head stud \/ head bolt fastener kit for the Chevrolet, GMC L5P Duramax diesel (2017-2020). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eHead studs clamp the cylinder head to the block. The factory torque-to-yield head bolts stretch and lose clamping load under high cylinder pressure, which is why a boosted or tuned diesel lifts a head and pushes a head gasket. A forged head stud kit provides far greater and more consistent clamping force, so the head gasket seals reliably at elevated power. It is essential for any head job on a modified truck and cheap insurance on a stock rebuild.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ea head stud or head bolt kit for the engine as specified\u003c\/li\u003e\n\u003cli\u003enuts, washers and thread lubricant where included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2020. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ehead gasket failure under boost or high cylinder pressure\u003c\/li\u003e\n\u003cli\u003ea head gasket job or built-engine upgrade\u003c\/li\u003e\n\u003cli\u003elifting the heads on a high-horsepower diesel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2020\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48812180603105,"sku":"CDP-HS-l5p-duramax-01","price":539.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-head-stud-kit-2017-2020-1_9b4a4fc9-282b-4097-ab3e-9c7d86fb4703.jpg?v=1785342858"},{"product_id":"l5p-duramax-head-gasket-set-2017-2023","title":"L5P Duramax Head Gasket Set 2017-2023","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel head gasket set for the Chevrolet, GMC L5P Duramax diesel (2017-2023). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe head gasket seals combustion pressure, coolant and oil between the block and cylinder head — the hardest-working seal in the engine. Under the extreme cylinder pressures of a turbo diesel it can fail and let coolant and combustion gases cross over, producing overheating, white exhaust, coolant loss and oil\/coolant intermixing. A fresh, correct-thickness head gasket set restores a proper combustion and cooling seal and is the foundation of any head job or rebuild. Fresh head studs or bolts are strongly recommended alongside it.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ehead gasket(s) matched to the engine\u003c\/li\u003e\n\u003cli\u003erelated head-set sealing components where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2023. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ecoolant loss or oil and coolant intermixing\u003c\/li\u003e\n\u003cli\u003ewhite exhaust smoke and overheating\u003c\/li\u003e\n\u003cli\u003ea combustion leak or failed head gasket\u003c\/li\u003e\n\u003cli\u003ea head gasket job or rebuild\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2023\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48812261802209,"sku":"CDP-HG-l5p-duramax-01","price":119.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-head-gasket-set-2017-2023-1.jpg?v=1784993829"},{"product_id":"l5p-duramax-oil-filter-2020-2023-oem-114000740","title":"L5P Duramax Oil Filter 2020-2023 OEM 114000740","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel engine oil filter for the Chevrolet, GMC L5P Duramax diesel (2020-2023). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe oil filter keeps your diesel's oil clean, capturing soot, metal and combustion byproducts before they circulate through the bearings, turbo and — on HEUI Power Stroke engines — the injectors that run on engine oil. Diesels produce far more soot than gas engines, so a full-flow filter of the correct capacity and flow rating is critical. A fresh OE-spec filter restores proper oil pressure and flow, extends the life of every oiled component, and is a required part of each oil-change interval.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ean OE-spec diesel oil filter or cartridge element\u003c\/li\u003e\n\u003cli\u003efilter seals and O-rings where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2020-2023. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ea due oil and filter service\u003c\/li\u003e\n\u003cli\u003elow oil pressure from a restricted filter\u003c\/li\u003e\n\u003cli\u003eroutine diesel maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 114000740\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2020-2023\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48812283003105,"sku":"CDP-OF-l5p-duramax-01","price":33.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-oil-filter-2020-2023-oem-114000740-1.jpg?v=1785339402"},{"product_id":"l5p-duramax-gasket-seal-kit-2017-2021","title":"L5P Duramax Gasket \u0026 Seal Kit 2017-2021","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel gasket and seal service kit for the Chevrolet, GMC L5P Duramax diesel (2017-2021). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eGaskets and seals keep oil and coolant inside the engine and out of places they don't belong. Heat cycling hardens and shrinks the original rubber and paper, and seeping valve covers, oil pans, turbo mounts, up-pipes and coolers are the result. Fresh OE-spec gaskets and seals restore a clean, leak-free seal during any service or reseal, so the repair holds up and you are not chasing the same leak again.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ethe gaskets and seals needed for the repair\u003c\/li\u003e\n\u003cli\u003evalve cover, oil pan, turbo, up-pipe, EGR or oil-cooler sealing parts as applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2021. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eexternal oil or coolant leaks\u003c\/li\u003e\n\u003cli\u003eseeping cover, pan or up-pipe seals\u003c\/li\u003e\n\u003cli\u003ea reseal during service or repair\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2021\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48812409651425,"sku":"CDP-GS-l5p-duramax-01","price":76.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-gasket-seal-kit-2017-2021-1.jpg?v=1785004602"},{"product_id":"l5p-duramax-water-pump-2017-2021","title":"L5P Duramax Water Pump 2017-2021","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is an engine water pump for the Chevrolet, GMC L5P Duramax diesel (2017-2021). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe water pump circulates coolant through the block, heads and radiator to carry heat away from the engine. A worn bearing gets noisy, the shaft seal starts weeping coolant, and a failing impeller lets the engine overheat under load. A new OE-spec water pump, with its gasket or seal, restores full coolant flow and reliable engine cooling — best replaced at the first sign of a leak or bearing noise, before it strands you.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ea water pump and its gasket or seal as specified\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2021. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ea coolant leak at the pump\u003c\/li\u003e\n\u003cli\u003ea noisy or failing water-pump bearing\u003c\/li\u003e\n\u003cli\u003eoverheating from poor coolant flow\u003c\/li\u003e\n\u003cli\u003ea water pump service\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2021\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48895808864481,"sku":"CDP-WP-l5p-duramax-02","price":392.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-water-pump-2017-2021-1.jpg?v=1786365202"},{"product_id":"l5p-duramax-intercooler-boot-kit-2017-2019","title":"L5P Duramax Intercooler Boot Kit 2017-2019","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a charge-air (intercooler) boot and coupler for the Chevrolet, GMC L5P Duramax diesel (2017-2019). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe intercooler, or charge-air, boots and couplers carry pressurized turbocharged air between the turbo, intercooler and intake. Heat, oil mist and boost pressure eventually crack them or blow them off, and the resulting boost leak shows up as sluggish power, extra smoke and sometimes a check-engine light. Fresh silicone or OE-spec boots with new clamps restore a sealed charge-air path and full boost, bringing back throttle response and fuel economy.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003eintercooler and charge-pipe boots, couplers and clamps as specified\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2019. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ea boost leak and loss of power\u003c\/li\u003e\n\u003cli\u003ea torn or oil-soaked charge-air boot\u003c\/li\u003e\n\u003cli\u003ea blown-off intercooler coupler under boost\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2019\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48895810207969,"sku":"CDP-IB-l5p-duramax-01","price":494.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-intercooler-boot-kit-2017-2019-1.jpg?v=1786365233"},{"product_id":"l5p-duramax-fuel-filter-2017-2026","title":"L5P Duramax Fuel Filter 2017-2026","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel fuel filter and water-separator service part for the Chevrolet, GMC L5P Duramax diesel (2017-2026). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe fuel filter is the last line of defense for your injection system, trapping the abrasive dirt, rust and water that destroy injectors and the high-pressure pump. Diesel injectors meter fuel at extremely tight tolerances, and modern common-rail and CP4 pumps are especially sensitive to contamination and to the poor lubrication that water causes. Installing a fresh, correctly-rated filter (and draining or replacing the water separator where equipped) restores full fuel flow, protects those expensive components, and cures the hard starting, hesitation and power loss that come from a clogged or water-logged element. It is the cheapest insurance a diesel owner can buy.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ethe correct primary and\/or secondary diesel fuel filter\u003c\/li\u003e\n\u003cli\u003ea water-separator element where applicable\u003c\/li\u003e\n\u003cli\u003efilter O-rings and seals as applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2026. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ehard starting or a loss of power\u003c\/li\u003e\n\u003cli\u003efuel starvation, hesitation or stalling\u003c\/li\u003e\n\u003cli\u003ewater or contamination in the fuel\u003c\/li\u003e\n\u003cli\u003ea due or overdue fuel filter service\u003c\/li\u003e\n\u003cli\u003einjection-system protection on CP4-equipped engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2026\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48895812141281,"sku":"CDP-FF-l5p-duramax-04","price":48.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-fuel-filter-2017-2026-1.jpg?v=1786365292"},{"product_id":"l5p-duramax-egr-cooler-2017-2019","title":"L5P Duramax EGR Cooler 2017-2019","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is an EGR system service component (OEM-style direct replacement) for the Chevrolet, GMC L5P Duramax diesel (2017-2019). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe EGR cooler and valve route a metered amount of cooled exhaust back into the intake to lower combustion temperatures and control emissions. When an EGR cooler cracks it dumps coolant into the intake or exhaust — white smoke, coolant loss and overheating — and a stuck valve sets flow codes. A correct OEM-style replacement restores proper EGR function and a sealed cooling system so the truck runs right and passes inspection. These are genuine OE-replacement service parts that return the emissions system to proper factory operation.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ea replacement EGR cooler, valve or gasket built to restore OE function\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2019. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ecoolant loss into the intake or exhaust\u003c\/li\u003e\n\u003cli\u003ean EGR flow or cooler fault code\u003c\/li\u003e\n\u003cli\u003eoverheating from a failed EGR cooler\u003c\/li\u003e\n\u003cli\u003erestoring emissions-system function so the truck passes inspection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2019\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48895812567265,"sku":"CDP-EG-l5p-duramax-01","price":749.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-egr-cooler-2017-2019-1.jpg?v=1786365317"},{"product_id":"l5p-duramax-head-gasket-set-2017-2025","title":"L5P Duramax Head Gasket Set 2017-2025","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel head gasket set for the Chevrolet, GMC L5P Duramax diesel (2017-2025). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe head gasket seals combustion pressure, coolant and oil between the block and cylinder head — the hardest-working seal in the engine. Under the extreme cylinder pressures of a turbo diesel it can fail and let coolant and combustion gases cross over, producing overheating, white exhaust, coolant loss and oil\/coolant intermixing. A fresh, correct-thickness head gasket set restores a proper combustion and cooling seal and is the foundation of any head job or rebuild. Fresh head studs or bolts are strongly recommended alongside it.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ehead gasket(s) matched to the engine\u003c\/li\u003e\n\u003cli\u003erelated head-set sealing components where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2025. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ecoolant loss or oil and coolant intermixing\u003c\/li\u003e\n\u003cli\u003ewhite exhaust smoke and overheating\u003c\/li\u003e\n\u003cli\u003ea combustion leak or failed head gasket\u003c\/li\u003e\n\u003cli\u003ea head gasket job or rebuild\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2025\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48895817515233,"sku":"CDP-HG-l5p-duramax-02","price":790.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-head-gasket-set-2017-2025-1.jpg?v=1786365488"},{"product_id":"l5p-duramax-head-gasket-set-2017-2024","title":"L5P Duramax Head Gasket Set 2017-2024","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel head gasket set for the Chevrolet, GMC L5P Duramax diesel (2017-2024). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe head gasket seals combustion pressure, coolant and oil between the block and cylinder head — the hardest-working seal in the engine. Under the extreme cylinder pressures of a turbo diesel it can fail and let coolant and combustion gases cross over, producing overheating, white exhaust, coolant loss and oil\/coolant intermixing. A fresh, correct-thickness head gasket set restores a proper combustion and cooling seal and is the foundation of any head job or rebuild. Fresh head studs or bolts are strongly recommended alongside it.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ehead gasket(s) matched to the engine\u003c\/li\u003e\n\u003cli\u003erelated head-set sealing components where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2024. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ecoolant loss or oil and coolant intermixing\u003c\/li\u003e\n\u003cli\u003ewhite exhaust smoke and overheating\u003c\/li\u003e\n\u003cli\u003ea combustion leak or failed head gasket\u003c\/li\u003e\n\u003cli\u003ea head gasket job or rebuild\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2024\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48895817679073,"sku":"CDP-HG-l5p-duramax-03","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-head-gasket-set-2017-2024-1.jpg?v=1786365495"},{"product_id":"l5p-duramax-glow-plug-kit-2017-2023","title":"L5P Duramax Glow Plug Kit 2017-2023","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a glow plug \/ cold-start heating component for the Chevrolet, GMC L5P Duramax diesel (2017-2023). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eGlow plugs heat the combustion chamber so a cold diesel lights off cleanly and starts without excessive cranking, smoke or misfire. As they age they draw high resistance or fail open, leaving one or more cylinders cold — the classic hard cold-start, rough cold idle and white startup smoke. A matched set of new glow plugs, with the harness, relay or controller where included, restores fast, clean cold starts and smooth cold-engine running.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eglow plugs matched to the engine as specified\u003c\/li\u003e\n\u003cli\u003ea glow plug harness, relay or controller where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2023. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ehard cold starting\u003c\/li\u003e\n\u003cli\u003erough idle and white smoke on a cold start\u003c\/li\u003e\n\u003cli\u003ea glow plug or glow-plug controller fault code\u003c\/li\u003e\n\u003cli\u003efailed or high-resistance glow plugs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2023\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48895819514081,"sku":"CDP-GP-l5p-duramax-02","price":209.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-glow-plug-kit-2017-2023-1_4447ed39-7ee8-465c-b43b-bace3a11117c.jpg?v=1786365572"},{"product_id":"l5p-duramax-injector-seal-kit-2017-2024","title":"L5P Duramax Injector Seal Kit 2017-2024","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is an injector seal, cup and tube service kit for the Chevrolet, GMC L5P Duramax diesel (2017-2024). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eEach injector is sealed to the cylinder head by a copper combustion washer and a set of O-rings, and on many engines it rides in a steel cup or sleeve. When those seals harden or a cup erodes, combustion gases chuff past the injector, fuel washes down into the oil, or a cylinder runs rough. A complete seal, cup and tube service kit restores a gas-tight injector seal and clean fuel control whenever the injectors are pulled or a leak is traced to the injector base — the correct way to reseal rather than reuse tired parts.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003einjector combustion (copper) seals and O-rings\u003c\/li\u003e\n\u003cli\u003einjector cups\/sleeves and connector or ball tubes as applicable\u003c\/li\u003e\n\u003cli\u003ehold-down and related hardware where specified\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2024. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ea chuffing or combustion leak at the injector\u003c\/li\u003e\n\u003cli\u003efuel in the oil or oil consumption\u003c\/li\u003e\n\u003cli\u003ea rough-running cylinder\u003c\/li\u003e\n\u003cli\u003ean injector reseal, cup replacement or install\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2024\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48895820300513,"sku":"CDP-IS-l5p-duramax-01","price":38.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-injector-seal-kit-2017-2024-1.jpg?v=1786365592"},{"product_id":"l5p-duramax-radiator-assembly-2020-2023","title":"L5P Duramax Radiator Assembly 2020-2023","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a complete radiator assembly with integrated transmission and engine oil cooler for the Chevrolet, GMC L5P Duramax diesel (2020-2023). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ethe radiator assembly with its integrated transmission and engine oil cooler\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2020-2023. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eoverheating or poor cooling at load\u003c\/li\u003e\n\u003cli\u003ea leaking, damaged or corroded radiator\u003c\/li\u003e\n\u003cli\u003ea failed integrated transmission or engine oil cooler\u003c\/li\u003e\n\u003cli\u003ea radiator replacement or cooling-system overhaul\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2020-2023\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48895825576161,"sku":"CDP-OC-l5p-duramax-01","price":539.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-oil-cooler-kit-2020-2023-1.jpg?v=1786365805"},{"product_id":"l5p-duramax-grid-heater-2017-2023","title":"L5P Duramax Grid Heater 2017-2023","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is an intake grid-heater component for the Chevrolet, GMC L5P Duramax diesel (2017-2023). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe intake grid heater is Cummins' cold-start aid — an electric heating element in the intake that warms incoming air so the engine fires cleanly and idles smoothly when it is cold. A failed element means hard cold starts and cold-start white smoke, and on the 6.7L the grid-heater bolt is a known failure and safety concern. A correct grid-heater element and hardware restore dependable cold starting.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ea grid-heater element or grid-heater hardware as specified\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2023. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ehard cold starting on a Cummins\u003c\/li\u003e\n\u003cli\u003ea grid-heater electrical fault\u003c\/li\u003e\n\u003cli\u003ethe 6.7 Cummins grid-heater bolt safety concern\u003c\/li\u003e\n\u003cli\u003ecold-start white smoke\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2023\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48895827607777,"sku":"CDP-GH-l5p-duramax-02","price":31.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-grid-heater-2017-2023-1.jpg?v=1786365882"},{"product_id":"l5p-duramax-grid-heater-2017-2024","title":"L5P Duramax Grid Heater 2017-2024","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is an intake grid-heater component for the Chevrolet, GMC L5P Duramax diesel (2017-2024). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe intake grid heater is Cummins' cold-start aid — an electric heating element in the intake that warms incoming air so the engine fires cleanly and idles smoothly when it is cold. A failed element means hard cold starts and cold-start white smoke, and on the 6.7L the grid-heater bolt is a known failure and safety concern. A correct grid-heater element and hardware restore dependable cold starting.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ea grid-heater element or grid-heater hardware as specified\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2024. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ehard cold starting on a Cummins\u003c\/li\u003e\n\u003cli\u003ea grid-heater electrical fault\u003c\/li\u003e\n\u003cli\u003ethe 6.7 Cummins grid-heater bolt safety concern\u003c\/li\u003e\n\u003cli\u003ecold-start white smoke\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2024\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48895827738849,"sku":"CDP-GH-l5p-duramax-03","price":75.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-grid-heater-2017-2024-1.jpg?v=1786365887"},{"product_id":"l5p-duramax-air-filter-2020-2023-wix","title":"L5P Duramax Air Filter 2020-2023 - WIX","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel engine air \/ crankcase-vent filter for the Chevrolet, GMC L5P Duramax diesel (2020-2023). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe air filter protects the engine from the dust and grit that cause premature cylinder, ring and turbo wear, while still flowing enough clean air for efficient combustion. A restricted or dirty element chokes airflow — hurting throttle response, fuel economy and power — and can skew the airflow and boost signals the ECM relies on. A fresh OE-fit filter restores full airflow and keeps abrasive contaminants out of the turbo and cylinders. On late-model engines the crankcase-vent (CCV) element is serviced the same way to keep oil mist out of the intake.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ean OE-fit engine air filter\u003c\/li\u003e\n\u003cli\u003eor a crankcase-vent (CCV) filter element where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2020-2023. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ereduced airflow and power\u003c\/li\u003e\n\u003cli\u003ea dirty or overdue air filter\u003c\/li\u003e\n\u003cli\u003eCCV filter service on late-model diesels\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2020-2023\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"WIX","offers":[{"title":"Default Title","offer_id":48895829180641,"sku":"CDP-AF-l5p-duramax-02","price":48.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-air-filter-2020-2023-1.jpg?v=1786365953"},{"product_id":"l5p-duramax-fuel-filter-2017-2020","title":"L5P Duramax Fuel Filter 2017-2020","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel fuel filter and water-separator service part for the Chevrolet, GMC L5P Duramax diesel (2017-2020). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe fuel filter is the last line of defense for your injection system, trapping the abrasive dirt, rust and water that destroy injectors and the high-pressure pump. Diesel injectors meter fuel at extremely tight tolerances, and modern common-rail and CP4 pumps are especially sensitive to contamination and to the poor lubrication that water causes. Installing a fresh, correctly-rated filter (and draining or replacing the water separator where equipped) restores full fuel flow, protects those expensive components, and cures the hard starting, hesitation and power loss that come from a clogged or water-logged element. It is the cheapest insurance a diesel owner can buy.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ethe correct primary and\/or secondary diesel fuel filter\u003c\/li\u003e\n\u003cli\u003ea water-separator element where applicable\u003c\/li\u003e\n\u003cli\u003efilter O-rings and seals as applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2020. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ehard starting or a loss of power\u003c\/li\u003e\n\u003cli\u003efuel starvation, hesitation or stalling\u003c\/li\u003e\n\u003cli\u003ewater or contamination in the fuel\u003c\/li\u003e\n\u003cli\u003ea due or overdue fuel filter service\u003c\/li\u003e\n\u003cli\u003einjection-system protection on CP4-equipped engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2020\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48895866831073,"sku":"CDP-FF-l5p-duramax-05","price":98.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-fuel-filter-2017-2020-1.jpg?v=1786366241"},{"product_id":"l5p-duramax-oil-filter-2022-2026","title":"L5P Duramax Oil Filter 2022-2026","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel engine oil filter for the Chevrolet, GMC L5P Duramax diesel (2022-2026). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe oil filter keeps your diesel's oil clean, capturing soot, metal and combustion byproducts before they circulate through the bearings, turbo and — on HEUI Power Stroke engines — the injectors that run on engine oil. Diesels produce far more soot than gas engines, so a full-flow filter of the correct capacity and flow rating is critical. A fresh OE-spec filter restores proper oil pressure and flow, extends the life of every oiled component, and is a required part of each oil-change interval.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ean OE-spec diesel oil filter or cartridge element\u003c\/li\u003e\n\u003cli\u003efilter seals and O-rings where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2022-2026. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ea due oil and filter service\u003c\/li\u003e\n\u003cli\u003elow oil pressure from a restricted filter\u003c\/li\u003e\n\u003cli\u003eroutine diesel maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2022-2026\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48895868993761,"sku":"CDP-OF-l5p-duramax-03","price":33.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-oil-filter-2022-2026-1.jpg?v=1786366428"},{"product_id":"l5p-duramax-glow-plug-kit-2017-2023-heavy-duty","title":"L5P Duramax Glow Plug Kit 2017-2023 Heavy-Duty","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a glow plug \/ cold-start heating component for the Chevrolet, GMC L5P Duramax diesel (2017-2023). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eGlow plugs heat the combustion chamber so a cold diesel lights off cleanly and starts without excessive cranking, smoke or misfire. As they age they draw high resistance or fail open, leaving one or more cylinders cold — the classic hard cold-start, rough cold idle and white startup smoke. A matched set of new glow plugs, with the harness, relay or controller where included, restores fast, clean cold starts and smooth cold-engine running.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eglow plugs matched to the engine as specified\u003c\/li\u003e\n\u003cli\u003ea glow plug harness, relay or controller where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2023. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ehard cold starting\u003c\/li\u003e\n\u003cli\u003erough idle and white smoke on a cold start\u003c\/li\u003e\n\u003cli\u003ea glow plug or glow-plug controller fault code\u003c\/li\u003e\n\u003cli\u003efailed or high-resistance glow plugs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2023\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48895869124833,"sku":"CDP-GP-l5p-duramax-03","price":50.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-glow-plug-kit-2017-2023-1_bd050cdf-144d-4c9b-9ccb-cb817824a1e4.jpg?v=1786366448"},{"product_id":"l5p-duramax-oil-filter-2020-2024","title":"L5P Duramax Oil Filter 2020-2024","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel engine oil filter for the Chevrolet, GMC L5P Duramax diesel (2020-2024). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe oil filter keeps your diesel's oil clean, capturing soot, metal and combustion byproducts before they circulate through the bearings, turbo and — on HEUI Power Stroke engines — the injectors that run on engine oil. Diesels produce far more soot than gas engines, so a full-flow filter of the correct capacity and flow rating is critical. A fresh OE-spec filter restores proper oil pressure and flow, extends the life of every oiled component, and is a required part of each oil-change interval.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ean OE-spec diesel oil filter or cartridge element\u003c\/li\u003e\n\u003cli\u003efilter seals and O-rings where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2020-2024. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ea due oil and filter service\u003c\/li\u003e\n\u003cli\u003elow oil pressure from a restricted filter\u003c\/li\u003e\n\u003cli\u003eroutine diesel maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2020-2024\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48895874662625,"sku":"CDP-OF-l5p-duramax-04","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-oil-filter-2020-2024-1.jpg?v=1786366963"},{"product_id":"l5p-duramax-injector-seal-kit-2017-2023","title":"L5P Duramax Injector Seal Kit 2017-2023","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is an injector seal, cup and tube service kit for the Chevrolet, GMC L5P Duramax diesel (2017-2023). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eEach injector is sealed to the cylinder head by a copper combustion washer and a set of O-rings, and on many engines it rides in a steel cup or sleeve. When those seals harden or a cup erodes, combustion gases chuff past the injector, fuel washes down into the oil, or a cylinder runs rough. A complete seal, cup and tube service kit restores a gas-tight injector seal and clean fuel control whenever the injectors are pulled or a leak is traced to the injector base — the correct way to reseal rather than reuse tired parts.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003einjector combustion (copper) seals and O-rings\u003c\/li\u003e\n\u003cli\u003einjector cups\/sleeves and connector or ball tubes as applicable\u003c\/li\u003e\n\u003cli\u003ehold-down and related hardware where specified\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2023. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ea chuffing or combustion leak at the injector\u003c\/li\u003e\n\u003cli\u003efuel in the oil or oil consumption\u003c\/li\u003e\n\u003cli\u003ea rough-running cylinder\u003c\/li\u003e\n\u003cli\u003ean injector reseal, cup replacement or install\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2023\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48895875121377,"sku":"CDP-IS-l5p-duramax-03","price":2549.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-injector-seal-kit-2017-2023-1.jpg?v=1786367012"},{"product_id":"l5p-duramax-glow-plug-kit-2017-2023-2-piece","title":"L5P Duramax Glow Plug Kit 2017-2023 2-Piece","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a glow plug \/ cold-start heating component for the Chevrolet, GMC L5P Duramax diesel (2017-2023). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eGlow plugs heat the combustion chamber so a cold diesel lights off cleanly and starts without excessive cranking, smoke or misfire. As they age they draw high resistance or fail open, leaving one or more cylinders cold — the classic hard cold-start, rough cold idle and white startup smoke. A matched set of new glow plugs, with the harness, relay or controller where included, restores fast, clean cold starts and smooth cold-engine running.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eglow plugs matched to the engine as specified\u003c\/li\u003e\n\u003cli\u003ea glow plug harness, relay or controller where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2023. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ehard cold starting\u003c\/li\u003e\n\u003cli\u003erough idle and white smoke on a cold start\u003c\/li\u003e\n\u003cli\u003ea glow plug or glow-plug controller fault code\u003c\/li\u003e\n\u003cli\u003efailed or high-resistance glow plugs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2023\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48906880778465,"sku":"CDP-GP-l5p-duramax-05","price":50.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-glow-plug-kit-2017-2023-1_e720dd87-1cc7-4b7e-a8de-4aca788c3406.jpg?v=1786508898"},{"product_id":"l5p-duramax-head-stud-kit-2017-2024","title":"L5P Duramax Head Stud Kit 2017-2024","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a head stud \/ head bolt fastener kit for the Chevrolet, GMC L5P Duramax diesel (2017-2024). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eHead studs clamp the cylinder head to the block. The factory torque-to-yield head bolts stretch and lose clamping load under high cylinder pressure, which is why a boosted or tuned diesel lifts a head and pushes a head gasket. A forged head stud kit provides far greater and more consistent clamping force, so the head gasket seals reliably at elevated power. It is essential for any head job on a modified truck and cheap insurance on a stock rebuild.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ea head stud or head bolt kit for the engine as specified\u003c\/li\u003e\n\u003cli\u003enuts, washers and thread lubricant where included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2024. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ehead gasket failure under boost or high cylinder pressure\u003c\/li\u003e\n\u003cli\u003ea head gasket job or built-engine upgrade\u003c\/li\u003e\n\u003cli\u003elifting the heads on a high-horsepower diesel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2024\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48909228474593,"sku":"CDP-HS-l5p-duramax-02","price":899.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-head-stud-kit-2017-2024-1.jpg?v=1786544574"},{"product_id":"l5p-duramax-head-gasket-set-2017-2020","title":"L5P Duramax Head Gasket Set 2017-2020","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel head gasket set for the Chevrolet, GMC L5P Duramax diesel (2017-2020). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe head gasket seals combustion pressure, coolant and oil between the block and cylinder head — the hardest-working seal in the engine. Under the extreme cylinder pressures of a turbo diesel it can fail and let coolant and combustion gases cross over, producing overheating, white exhaust, coolant loss and oil\/coolant intermixing. A fresh, correct-thickness head gasket set restores a proper combustion and cooling seal and is the foundation of any head job or rebuild. Fresh head studs or bolts are strongly recommended alongside it.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ehead gasket(s) matched to the engine\u003c\/li\u003e\n\u003cli\u003erelated head-set sealing components where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2020. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ecoolant loss or oil and coolant intermixing\u003c\/li\u003e\n\u003cli\u003ewhite exhaust smoke and overheating\u003c\/li\u003e\n\u003cli\u003ea combustion leak or failed head gasket\u003c\/li\u003e\n\u003cli\u003ea head gasket job or rebuild\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2020\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48913670701281,"sku":"CDP-HG-l5p-duramax-04","price":229.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-head-gasket-set-2017-2020-1.jpg?v=1786643506"},{"product_id":"l5p-duramax-air-filter-2017-2019","title":"L5P Duramax Air Filter 2017-2019","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel engine air \/ crankcase-vent filter for the Chevrolet, GMC L5P Duramax diesel (2017-2019). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe air filter protects the engine from the dust and grit that cause premature cylinder, ring and turbo wear, while still flowing enough clean air for efficient combustion. A restricted or dirty element chokes airflow — hurting throttle response, fuel economy and power — and can skew the airflow and boost signals the ECM relies on. A fresh OE-fit filter restores full airflow and keeps abrasive contaminants out of the turbo and cylinders. On late-model engines the crankcase-vent (CCV) element is serviced the same way to keep oil mist out of the intake.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ean OE-fit engine air filter\u003c\/li\u003e\n\u003cli\u003eor a crankcase-vent (CCV) filter element where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2019. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ereduced airflow and power\u003c\/li\u003e\n\u003cli\u003ea dirty or overdue air filter\u003c\/li\u003e\n\u003cli\u003eCCV filter service on late-model diesels\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2019\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48914460213473,"sku":"CDP-AF-l5p-duramax-04","price":156.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-air-filter-2017-2019-1_0a0201eb-d0e7-41db-a92d-f585b7bcaf31.jpg?v=1786649340"},{"product_id":"l5p-duramax-intercooler-boot-kit-2017-2019-heavy-duty","title":"L5P Duramax Intercooler Boot Kit 2017-2019 Heavy-Duty","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a charge-air (intercooler) boot and coupler for the Chevrolet, GMC L5P Duramax diesel (2017-2019). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe intercooler, or charge-air, boots and couplers carry pressurized turbocharged air between the turbo, intercooler and intake. Heat, oil mist and boost pressure eventually crack them or blow them off, and the resulting boost leak shows up as sluggish power, extra smoke and sometimes a check-engine light. Fresh silicone or OE-spec boots with new clamps restore a sealed charge-air path and full boost, bringing back throttle response and fuel economy.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003eintercooler and charge-pipe boots, couplers and clamps as specified\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2019. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ea boost leak and loss of power\u003c\/li\u003e\n\u003cli\u003ea torn or oil-soaked charge-air boot\u003c\/li\u003e\n\u003cli\u003ea blown-off intercooler coupler under boost\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2019\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48914766463201,"sku":"CDP-IB-l5p-duramax-03","price":299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-intercooler-boot-kit-2017-2019-1_13b94f2b-2bd2-4a57-ac97-20d7de0a9747.jpg?v=1786657232"},{"product_id":"l5p-duramax-injector-seal-kit-2017-2024-oem-19368140","title":"L5P Duramax Injector Seal Kit 2017-2024 OEM 19368140","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is an injector seal, cup and tube service kit for the Chevrolet, GMC L5P Duramax diesel (2017-2024). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eEach injector is sealed to the cylinder head by a copper combustion washer and a set of O-rings, and on many engines it rides in a steel cup or sleeve. When those seals harden or a cup erodes, combustion gases chuff past the injector, fuel washes down into the oil, or a cylinder runs rough. A complete seal, cup and tube service kit restores a gas-tight injector seal and clean fuel control whenever the injectors are pulled or a leak is traced to the injector base — the correct way to reseal rather than reuse tired parts.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003einjector combustion (copper) seals and O-rings\u003c\/li\u003e\n\u003cli\u003einjector cups\/sleeves and connector or ball tubes as applicable\u003c\/li\u003e\n\u003cli\u003ehold-down and related hardware where specified\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2024. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ea chuffing or combustion leak at the injector\u003c\/li\u003e\n\u003cli\u003efuel in the oil or oil consumption\u003c\/li\u003e\n\u003cli\u003ea rough-running cylinder\u003c\/li\u003e\n\u003cli\u003ean injector reseal, cup replacement or install\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 19368140\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2024\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48920872190177,"sku":"CDP-IS-l5p-duramax-04","price":13.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-injector-seal-kit-2017-2024-1_150a23a1-8911-48ae-9033-28a794abf2c5.jpg?v=1786739743"},{"product_id":"l5p-duramax-oil-filter-2020-2024-kit","title":"L5P Duramax Oil Filter 2020-2024 Kit","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel engine oil filter for the Chevrolet, GMC L5P Duramax diesel (2020-2024). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe oil filter keeps your diesel's oil clean, capturing soot, metal and combustion byproducts before they circulate through the bearings, turbo and — on HEUI Power Stroke engines — the injectors that run on engine oil. Diesels produce far more soot than gas engines, so a full-flow filter of the correct capacity and flow rating is critical. A fresh OE-spec filter restores proper oil pressure and flow, extends the life of every oiled component, and is a required part of each oil-change interval.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ean OE-spec diesel oil filter or cartridge element\u003c\/li\u003e\n\u003cli\u003efilter seals and O-rings where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2020-2024. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ea due oil and filter service\u003c\/li\u003e\n\u003cli\u003elow oil pressure from a restricted filter\u003c\/li\u003e\n\u003cli\u003eroutine diesel maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2020-2024\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48923434909921,"sku":"CDP-OF-l5p-duramax-05","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-oil-filter-2020-2024-1_86cf676e-ee6b-4b69-a105-b95a8292fdd0.jpg?v=1786761234"},{"product_id":"l5p-duramax-air-filter-2020-2024","title":"L5P Duramax Air Filter 2020-2024","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel engine air \/ crankcase-vent filter for the Chevrolet, GMC L5P Duramax diesel (2020-2024). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe air filter protects the engine from the dust and grit that cause premature cylinder, ring and turbo wear, while still flowing enough clean air for efficient combustion. A restricted or dirty element chokes airflow — hurting throttle response, fuel economy and power — and can skew the airflow and boost signals the ECM relies on. A fresh OE-fit filter restores full airflow and keeps abrasive contaminants out of the turbo and cylinders. On late-model engines the crankcase-vent (CCV) element is serviced the same way to keep oil mist out of the intake.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ean OE-fit engine air filter\u003c\/li\u003e\n\u003cli\u003eor a crankcase-vent (CCV) filter element where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2020-2024. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ereduced airflow and power\u003c\/li\u003e\n\u003cli\u003ea dirty or overdue air filter\u003c\/li\u003e\n\u003cli\u003eCCV filter service on late-model diesels\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2020-2024\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48942548517089,"sku":"CDP-AF-l5p-duramax-05","price":74.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-air-filter-2020-2024-1.jpg?v=1786989818"},{"product_id":"l5p-duramax-fuel-lift-pump-2020-2023-fass","title":"L5P Duramax Fuel Lift Pump 2020-2023 - FASS","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a fuel lift \/ transfer pump for the Chevrolet, GMC L5P Duramax diesel (2020-2023). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe lift pump moves fuel from the tank to the injection pump, and its real job is to keep the high-pressure pump supplied and lubricated. Starve a VP44, a P7100 or a CP3 of inlet fuel and you do not merely lose power — you shorten the life of the most expensive part on the engine, which is why a failing lift pump so often takes the injection pump with it. Falling supply pressure shows up as hard starting, a stumble or surge under load, a miss at highway speed and power that fades as the tank empties. A fresh pump of the correct pressure and flow rating restores steady inlet supply and protects the injection system.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ea fuel lift or transfer pump matched to the engine as specified\u003c\/li\u003e\n\u003cli\u003ethe mounting gasket, seals and fittings where the pump includes them\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2020-2023. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ehard starting, long cranking or a no-start\u003c\/li\u003e\n\u003cli\u003esurging, stumbling or power loss under load\u003c\/li\u003e\n\u003cli\u003elow fuel supply pressure to the injection pump\u003c\/li\u003e\n\u003cli\u003eprotecting a VP44, P7100 or CP3 injection pump\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2020-2023\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48943744778465,"sku":"CDP-LP-l5p-duramax-01","price":718.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-fuel-lift-pump-2020-2023-1.jpg?v=1787009751"},{"product_id":"l5p-duramax-fuel-lift-pump-2017-2019-fass","title":"L5P Duramax Fuel Lift Pump 2017-2019 - FASS","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a fuel lift \/ transfer pump for the Chevrolet, GMC L5P Duramax diesel (2017-2019). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe lift pump moves fuel from the tank to the injection pump, and its real job is to keep the high-pressure pump supplied and lubricated. Starve a VP44, a P7100 or a CP3 of inlet fuel and you do not merely lose power — you shorten the life of the most expensive part on the engine, which is why a failing lift pump so often takes the injection pump with it. Falling supply pressure shows up as hard starting, a stumble or surge under load, a miss at highway speed and power that fades as the tank empties. A fresh pump of the correct pressure and flow rating restores steady inlet supply and protects the injection system.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ea fuel lift or transfer pump matched to the engine as specified\u003c\/li\u003e\n\u003cli\u003ethe mounting gasket, seals and fittings where the pump includes them\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2019. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ehard starting, long cranking or a no-start\u003c\/li\u003e\n\u003cli\u003esurging, stumbling or power loss under load\u003c\/li\u003e\n\u003cli\u003elow fuel supply pressure to the injection pump\u003c\/li\u003e\n\u003cli\u003eprotecting a VP44, P7100 or CP3 injection pump\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2019\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48943745630433,"sku":"CDP-LP-l5p-duramax-02","price":1198.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-fuel-lift-pump-2017-2019-1.jpg?v=1787009756"},{"product_id":"l5p-duramax-fan-clutch-2020-2024","title":"L5P Duramax Fan Clutch 2020-2024","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is an engine cooling fan clutch for the Chevrolet, GMC L5P Duramax diesel (2020-2024). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe fan clutch decides how hard the engine fan pulls air through the radiator, charge-air cooler and condenser. A diesel makes far more heat under load than a gas engine, and towing or grades are exactly when a tired clutch gives up: the viscous fluid leaks down or the bearing wears, the fan freewheels, and coolant and intake temperatures climb the moment road speed drops. The opposite failure is a clutch locked permanently engaged, which roars constantly, robs power and hurts fuel economy. A correct replacement restores full commanded airflow at temperature and lets the fan disengage again when it should.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ea fan clutch matched to the engine as specified\u003c\/li\u003e\n\u003cli\u003emounting hardware where the assembly includes it\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2020-2024. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eoverheating while towing, climbing a grade or idling in traffic\u003c\/li\u003e\n\u003cli\u003ehigh coolant or intake-air temperatures at low road speed\u003c\/li\u003e\n\u003cli\u003ea fan that roars constantly or never engages\u003c\/li\u003e\n\u003cli\u003ea leaking, seized or freewheeling fan clutch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2020-2024\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48944256680161,"sku":"CDP-FC-l5p-duramax-01","price":148.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-fan-clutch-2020-2024-1.jpg?v=1787021266"},{"product_id":"l5p-duramax-turbo-actuator-2015-2019","title":"L5P Duramax Turbo Actuator 2015-2019","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a turbocharger actuator \/ vane position control component for the Chevrolet, GMC L5P Duramax diesel (2015-2019). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eA variable-geometry turbo controls boost by moving vanes inside the turbine housing, and the actuator is what moves them. Soot and heat seize the mechanism or the electronics fail, and the vanes stick — stuck closed gives overboost, a hot turbo and a limp-mode code; stuck open gives no boost, sluggish response and black smoke. Either way the engine cannot make its commanded boost and the ECM logs a turbo underboost, overboost or vane-position fault. A correct replacement actuator restores proper vane control and normal boost response. Note that many actuators must be calibrated to the turbo after installation.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ea turbo actuator or vane-position control unit as specified\u003c\/li\u003e\n\u003cli\u003emounting hardware and gaskets where included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2015-2019. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ea turbocharger underboost, overboost or vane-position code\u003c\/li\u003e\n\u003cli\u003elimp mode under load\u003c\/li\u003e\n\u003cli\u003esluggish throttle response or black smoke\u003c\/li\u003e\n\u003cli\u003ea sticking or seized variable-geometry actuator\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2015-2019\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48944527114465,"sku":"CDP-TA-l5p-duramax-01","price":852.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-turbo-actuator-2015-2019-1.jpg?v=1787026176"},{"product_id":"l5p-duramax-injector-line-kit-2017-2023","title":"L5P Duramax Injector Line Kit 2017-2023","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is an injector supply line \/ connector tube set for the Chevrolet, GMC L5P Duramax diesel (2017-2023). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe injector lines and connector tubes carry fuel from the rail or pump to each injector at very high pressure, and their sealing surfaces are machined cones that seal metal-to-metal. Once a line has been removed, over-torqued or corroded, that cone no longer seats and the joint weeps or whistles under pressure. Cracked, kinked or previously-disturbed lines are a common cause of hard starting, rough running and raw-fuel smell, and a leaking high-pressure joint is a genuine fire risk. Replacing the lines or connector tubes as a set restores a proper seal on every cylinder rather than chasing one leak at a time.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003einjector supply lines or connector tubes as specified\u003c\/li\u003e\n\u003cli\u003eseals, washers or retainers where included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2023. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ea fuel leak, weep or smell at the injector or rail fittings\u003c\/li\u003e\n\u003cli\u003ehard starting, long crank or a rough idle\u003c\/li\u003e\n\u003cli\u003ea whistle or hiss under load from a high-pressure joint\u003c\/li\u003e\n\u003cli\u003elines disturbed during injector, head or turbo work\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2023\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48945082794209,"sku":"CDP-ILK-l5p-duramax-02","price":345.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-injector-line-kit-2017-2023-1.jpg?v=1787035128"},{"product_id":"l5p-duramax-starter-2014-2018","title":"L5P Duramax Starter 2014-2018","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel starter motor for the Chevrolet, GMC L5P Duramax diesel (2014-2018). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eA diesel starter has to spin a high-compression engine fast enough to light it off, so it draws far more current and works far harder than a gasoline unit — most of these are gear-reduction starters that trade motor speed for torque through an internal gearset. They fail in two places: the solenoid contacts burn and pit until the starter clicks but will not engage, and the brushes, bushings or gear-reduction assembly wear until it drags, grinds or spins without cranking. Heat soak from the exhaust above them and years of cold-start current make both worse. A correct replacement starter restores fast, consistent cranking and full engagement of the pinion to the flywheel.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ea complete starter motor with solenoid as specified\u003c\/li\u003e\n\u003cli\u003emounting hardware and shims where included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2014-2018. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ea single click with no crank, or no response at the key\u003c\/li\u003e\n\u003cli\u003eslow, laboured or inconsistent cranking, worst when hot\u003c\/li\u003e\n\u003cli\u003ea grinding or whirring noise while the engine does not turn over\u003c\/li\u003e\n\u003cli\u003eburned solenoid contacts or a worn starter drive\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2014-2018\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48946557944033,"sku":"CDP-ST-l5p-duramax-01","price":98.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-starter-2014-2018-1.jpg?v=1787053272"},{"product_id":"l5p-duramax-fuel-filter-2017-2024","title":"L5P Duramax Fuel Filter 2017-2024","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel fuel filter and water-separator service part for the Chevrolet, GMC L5P Duramax diesel (2017-2024). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe fuel filter is the last line of defense for your injection system, trapping the abrasive dirt, rust and water that destroy injectors and the high-pressure pump. Diesel injectors meter fuel at extremely tight tolerances, and modern common-rail and CP4 pumps are especially sensitive to contamination and to the poor lubrication that water causes. Installing a fresh, correctly-rated filter (and draining or replacing the water separator where equipped) restores full fuel flow, protects those expensive components, and cures the hard starting, hesitation and power loss that come from a clogged or water-logged element. It is the cheapest insurance a diesel owner can buy.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ethe correct primary and\/or secondary diesel fuel filter\u003c\/li\u003e\n\u003cli\u003ea water-separator element where applicable\u003c\/li\u003e\n\u003cli\u003efilter O-rings and seals as applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2024. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ehard starting or a loss of power\u003c\/li\u003e\n\u003cli\u003efuel starvation, hesitation or stalling\u003c\/li\u003e\n\u003cli\u003ewater or contamination in the fuel\u003c\/li\u003e\n\u003cli\u003ea due or overdue fuel filter service\u003c\/li\u003e\n\u003cli\u003einjection-system protection on CP4-equipped engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2024\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48948788953313,"sku":"CDP-FF-l5p-duramax-06","price":66.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-fuel-filter-2017-2024-1.jpg?v=1787077659"},{"product_id":"l5p-duramax-grid-heater-2019-2024","title":"L5P Duramax Grid Heater 2019-2024","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is an intake grid-heater component for the Chevrolet, GMC L5P Duramax diesel (2019-2024). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe intake grid heater is Cummins' cold-start aid — an electric heating element in the intake that warms incoming air so the engine fires cleanly and idles smoothly when it is cold. A failed element means hard cold starts and cold-start white smoke, and on the 6.7L the grid-heater bolt is a known failure and safety concern. A correct grid-heater element and hardware restore dependable cold starting.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ea grid-heater element or grid-heater hardware as specified\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2019-2024. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ehard cold starting on a Cummins\u003c\/li\u003e\n\u003cli\u003ea grid-heater electrical fault\u003c\/li\u003e\n\u003cli\u003ethe 6.7 Cummins grid-heater bolt safety concern\u003c\/li\u003e\n\u003cli\u003ecold-start white smoke\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2019-2024\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48949068595425,"sku":"CDP-GH-l5p-duramax-05","price":64.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-grid-heater-2019-2024-1.jpg?v=1787085457"},{"product_id":"l5p-duramax-injector-line-kit-2017-2024","title":"L5P Duramax Injector Line Kit 2017-2024","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is an injector supply line \/ connector tube set for the Chevrolet, GMC L5P Duramax diesel (2017-2024). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe injector lines and connector tubes carry fuel from the rail or pump to each injector at very high pressure, and their sealing surfaces are machined cones that seal metal-to-metal. Once a line has been removed, over-torqued or corroded, that cone no longer seats and the joint weeps or whistles under pressure. Cracked, kinked or previously-disturbed lines are a common cause of hard starting, rough running and raw-fuel smell, and a leaking high-pressure joint is a genuine fire risk. Replacing the lines or connector tubes as a set restores a proper seal on every cylinder rather than chasing one leak at a time.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003einjector supply lines or connector tubes as specified\u003c\/li\u003e\n\u003cli\u003eseals, washers or retainers where included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2024. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ea fuel leak, weep or smell at the injector or rail fittings\u003c\/li\u003e\n\u003cli\u003ehard starting, long crank or a rough idle\u003c\/li\u003e\n\u003cli\u003ea whistle or hiss under load from a high-pressure joint\u003c\/li\u003e\n\u003cli\u003elines disturbed during injector, head or turbo work\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2024\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48949164900577,"sku":"CDP-ILK-l5p-duramax-03","price":48.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-injector-line-kit-2017-2024-1.jpg?v=1787089845"},{"product_id":"l5p-duramax-oil-cooler-kit-2017-2019-heavy-duty","title":"L5P Duramax Oil Cooler Kit 2017-2019 Heavy-Duty","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is an engine oil cooler \/ oil-cooler service kit for the Chevrolet, GMC L5P Duramax diesel (2017-2019). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eThe oil cooler is a heat exchanger that sheds heat from the engine oil into the coolant. On the 6.0L Power Stroke it is a known weak point: its narrow passages plug with casting sand and coolant scale, oil temperature climbs, the gap between oil (EOT) and coolant (ECT) temperature grows, and the EGR cooler downstream soon fails too. A new oil cooler — or a full cooler kit with gaskets and O-rings — restores proper oil cooling and protects everything downstream, making it one of the most valuable services you can do on these trucks.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ethe oil cooler and\/or its gaskets and O-rings as specified\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2019. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ehigh oil temperature or oil and coolant intermixing\u003c\/li\u003e\n\u003cli\u003ean EOT-ECT delta fault (6.0 Power Stroke)\u003c\/li\u003e\n\u003cli\u003ea clogged or leaking oil cooler\u003c\/li\u003e\n\u003cli\u003ean oil cooler service or replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2019\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48949957099745,"sku":"CDP-OC-l5p-duramax-05","price":494.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-oil-cooler-kit-2017-2019-1.jpg?v=1787117410"},{"product_id":"l5p-duramax-ipr-valve-2017-2021","title":"L5P Duramax IPR Valve 2017-2021","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is an injection pressure regulator (IPR) valve for the Chevrolet, GMC L5P Duramax diesel (2017-2021). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eOn a HEUI injection system the injectors are fired by high-pressure ENGINE OIL rather than by a fuel rail, and the IPR valve is what meters that oil pressure. The ECM commands it to hold the pressure the injectors need to open — roughly 500 psi just to start, far more under load. When the IPR screen plugs, the valve sticks, or its seals harden with age and heat, the engine cannot build or hold injection control pressure: it cranks without starting, starts hard when cold, or falls on its face under throttle and logs an ICP or IPR duty-cycle fault. A correct replacement restores stable injection control pressure across the whole range.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ean injection pressure regulator valve as specified\u003c\/li\u003e\n\u003cli\u003eO-rings and seals where included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2021. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ean ICP, IPR or injection-control-pressure code\u003c\/li\u003e\n\u003cli\u003eextended crank, hard cold start or a no-start with normal cranking\u003c\/li\u003e\n\u003cli\u003ea surge, stumble or loss of power under load\u003c\/li\u003e\n\u003cli\u003eunstable or unreachable commanded injection control pressure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2021\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48950367879393,"sku":"CDP-IPR-l5p-duramax-01","price":31.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-ipr-valve-2017-2021-1.jpg?v=1787121527"},{"product_id":"l5p-duramax-turbo-actuator-2017-2021","title":"L5P Duramax Turbo Actuator 2017-2021","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a turbocharger actuator \/ vane position control component for the Chevrolet, GMC L5P Duramax diesel (2017-2021). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eA variable-geometry turbo controls boost by moving vanes inside the turbine housing, and the actuator is what moves them. Soot and heat seize the mechanism or the electronics fail, and the vanes stick — stuck closed gives overboost, a hot turbo and a limp-mode code; stuck open gives no boost, sluggish response and black smoke. Either way the engine cannot make its commanded boost and the ECM logs a turbo underboost, overboost or vane-position fault. A correct replacement actuator restores proper vane control and normal boost response. Note that many actuators must be calibrated to the turbo after installation.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ea turbo actuator or vane-position control unit as specified\u003c\/li\u003e\n\u003cli\u003emounting hardware and gaskets where included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2021. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ea turbocharger underboost, overboost or vane-position code\u003c\/li\u003e\n\u003cli\u003elimp mode under load\u003c\/li\u003e\n\u003cli\u003esluggish throttle response or black smoke\u003c\/li\u003e\n\u003cli\u003ea sticking or seized variable-geometry actuator\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2021\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48953097027809,"sku":"CDP-TA-l5p-duramax-02","price":1920.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-turbo-actuator-2017-2021-1.jpg?v=1787165515"},{"product_id":"l5p-duramax-glow-plug-kit-2017-2023-8-piece","title":"L5P Duramax Glow Plug Kit 2017-2023 8-Piece","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a glow plug \/ cold-start heating component for the Chevrolet, GMC L5P Duramax diesel (2017-2023). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eGlow plugs heat the combustion chamber so a cold diesel lights off cleanly and starts without excessive cranking, smoke or misfire. As they age they draw high resistance or fail open, leaving one or more cylinders cold — the classic hard cold-start, rough cold idle and white startup smoke. A matched set of new glow plugs, with the harness, relay or controller where included, restores fast, clean cold starts and smooth cold-engine running.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eglow plugs matched to the engine as specified\u003c\/li\u003e\n\u003cli\u003ea glow plug harness, relay or controller where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2023. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ehard cold starting\u003c\/li\u003e\n\u003cli\u003erough idle and white smoke on a cold start\u003c\/li\u003e\n\u003cli\u003ea glow plug or glow-plug controller fault code\u003c\/li\u003e\n\u003cli\u003efailed or high-resistance glow plugs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2023\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48953494307041,"sku":"CDP-GP-l5p-duramax-06","price":151.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-glow-plug-kit-2017-2023-1_55a6452a-d364-4fc4-88c7-b6499af37ed3.jpg?v=1787186572"},{"product_id":"l5p-duramax-gasket-seal-kit-2017-2025","title":"L5P Duramax Gasket \u0026 Seal Kit 2017-2025","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a diesel gasket and seal service kit for the Chevrolet, GMC L5P Duramax diesel (2017-2025). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade L5P Duramax repair or service. Every order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat It Does \u0026amp; How It Helps\u003c\/h4\u003e\u003cp\u003eGaskets and seals keep oil and coolant inside the engine and out of places they don't belong. Heat cycling hardens and shrinks the original rubber and paper, and seeping valve covers, oil pans, turbo mounts, up-pipes and coolers are the result. Fresh OE-spec gaskets and seals restore a clean, leak-free seal during any service or reseal, so the repair holds up and you are not chasing the same leak again.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ethe gaskets and seals needed for the repair\u003c\/li\u003e\n\u003cli\u003evalve cover, oil pan, turbo, up-pipe, EGR or oil-cooler sealing parts as applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits Chevrolet, GMC trucks equipped with the L5P Duramax diesel engine, 2017-2025. Please confirm your engine and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this L5P Duramax part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eexternal oil or coolant leaks\u003c\/li\u003e\n\u003cli\u003eseeping cover, pan or up-pipe seals\u003c\/li\u003e\n\u003cli\u003ea reseal during service or repair\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e L5P Duramax\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2017-2025\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eFast shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Diesel Parts — your source for L5P Duramax diesel parts.\u003c\/p\u003e","brand":"CoreDieselParts.com","offers":[{"title":"Default Title","offer_id":48954638434529,"sku":"CDP-GS-l5p-duramax-04","price":145.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/6593\/4817\/files\/l5p-duramax-gasket-seal-kit-2017-2025-1.jpg?v=1787215667"}],"url":"https:\/\/www.coredieselparts.com\/collections\/l5p-duramax-diesel-parts.oembed?page=2","provider":"CoreDieselParts.com","version":"1.0","type":"link"}