{"title":"GMC, (2024-present), L5P, Cooling System, Parts","description":"","products":[{"product_id":"duramax-billet-coolant-block-off-plate-2001-2017-fleece-performance","title":"Fleece FPE-DMAX-CBOP Duramax Billet Coolant Block Off Plate (2001-2025 Duramax)","description":"\u003cp\u003e2001-2025 Duramax Billet Coolant Block Off Plate (Replaces GM P\/N: 97941204) OE covers are prone to leakage as the gaskets dry out and factory cast covers corrode.\u003c\/p\u003e\n\u003cp\u003eOur billet coolant block off plate with an integral O-ring is an upgrade for your rear engine cover and will the stop the coolant leaks for good.\u003c\/p\u003e","brand":"Fleece Performance Engineering","offers":[{"title":"Default Title","offer_id":49654036857120,"sku":"FPE-DMAX-CBOP","price":55.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/fleece-fpe-dmax-cbop-duramax-billet-coolant-block-off-plate-2001-2025-duramax-5374201.jpg?v=1779552128"},{"product_id":"wcfab-billet-aluminum-coolant-tank-cap-black-anodized","title":"WCFab WCF100543 Billet Aluminum Coolant Tank Cap, Black Anodized (2001-2024 Duramax; 2004.5-2024 Cummins)","description":"\u003ch2\u003e\n\tGeneral Description\u003c\/h2\u003e\n\u003cdiv style=\"margin-left: 40px;\"\u003e\n\t\u003cspan style=\"color: rgb(51, 51, 51); font-family: tahoma, geneva, sans-serif; font-size: 16px;\"\u003e18-20PSI Replacement Coolant Tank Cap, Black Anodized. Used on WCFab Fabricated Coolant Tanks on 2001+ Duramax or 2013-2018 6.7L Cummins.\u003c\/span\u003e\n\u003c\/div\u003e","brand":"Wehrli Custom Fabrication","offers":[{"title":"Default Title","offer_id":50068583383328,"sku":"WCF100543","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/wcfab-wcf100543-billet-aluminum-coolant-tank-cap-black-anodized-2001-2024-duramax-20045-2024-cummins-6651536.jpg?v=1779548349"},{"product_id":"wcfab-billet-aluminum-coolant-tank-cap-clear-anodized","title":"WCFab WCF100472 Billet Aluminum Coolant Tank Cap, Clear Anodized (2001-2024 Duramax; 2004.5-2024 Cummins)","description":"\u003ch2\u003e\n\tGeneral Description\u003c\/h2\u003e\n\u003cdiv style=\"margin-left: 40px;\"\u003e\n\t\u003cspan style=\"color: rgb(51, 51, 51); font-family: tahoma, geneva, sans-serif; font-size: 16px;\"\u003e18-20PSI Replacement Coolant Tank Cap, Clear Anodized. Used on WCFab Fabricated Coolant Tanks on 2001+ Duramax or 2013-2018 6.7L Cummins.\u003c\/span\u003e\n\u003c\/div\u003e","brand":"Wehrli Custom Fabrication","offers":[{"title":"Default Title","offer_id":50068583416096,"sku":"WCF100472","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/wcfab-wcf100472-billet-aluminum-coolant-tank-cap-clear-anodized-2001-2024-duramax-20045-2024-cummins-9188701.png?v=1779548351"},{"product_id":"wcfab-wcf100541-l5p-duramax-upper-coolant-pipe-kit","title":"WCFab WCF100541 Upper Coolant Pipe Kit (2020-2025 Duramax)","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003e-Coolant Pipe\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e-Silicone Boots\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e-T-Bolt Clamps\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e-Powder Coating\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eUpper Coolant Pipe for 2020-2025 L5P 6.6L Duramax equipped Chevrolet Silverado or GMC Sierra 2500 \/ 3500 truck replaces the ugly OEM rubber upper radiator hose with a fabricated aluminum hard pipe powder coated in your color of choice! For use with OEM GM radiator. Aftermarket radiators may cause fitment issues.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCleans up engine bay appearance\u003c\/li\u003e\n\u003cli\u003eIncludes high-quality silicone boots and stainless t-bolt clamps\u003c\/li\u003e\n\u003cli\u003eWill fit on stock trucks with no other modifications necessary\u003c\/li\u003e\n\u003cli\u003eInstalls easily with basic hand tools\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eReplaces the following GM part numbers: 84813629, 85122989\u003c\/p\u003e","brand":"Wehrli Custom Fabrication","offers":[{"title":"Default Title","offer_id":50199626547488,"sku":"WCF100541","price":168.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/wcfab-wcf100541-upper-coolant-pipe-kit-2020-2025-duramax-8448733.jpg?v=1779548051"},{"product_id":"wcfab-wcf206-19-2001-2010-2017-2025-duramax-low-coolant-level-sensor","title":"WCFab WCF206-19 Low Coolant Level Sensor (2001-2010; 2017-2025 Duramax)","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eCorrect replacement sensor for WCFab Fabricated Coolant Tanks designed for LB7, LLY, LBZ, LMM and L5P Duramax trucks\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eReplacement Coolant Level Sensor for 2001-2010 \u0026amp; 2017-2025 Duramax's using a WCFab Fabricated Coolant Tank.\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eNOTE: This is not a direct replacement for your truck's plastic OEM tank. If you have a defective stock plastic coolant tank with the non-removable sensor and are looking to replace that, please see our complete replacement aluminum coolant tank options which use this serviceable sensor option.\u003c\/span\u003e\u003c\/p\u003e","brand":"Wehrli Custom Fabrication","offers":[{"title":"Default Title","offer_id":50207964397856,"sku":"WCF206-19","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/wcfab-wcf206-19-low-coolant-level-sensor-2001-2010-2017-2025-duramax-6781118.jpg?v=1779547992"},{"product_id":"wcfab-wcf100188-2017-2025-l5p-duramax-thermostat-housing","title":"WCFab WCF100188 Thermostat Housing (2017-2025 Duramax)","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003e- Direct Replacement for OEM Thermostat Housing\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Custom Powder Coat Finish\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Cleans up engine bay appearance\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Completes the look when also running one of our Upper Coolant Pipes\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThis Thermostat Housing for 2017-2025 6.6L Duramax is a direct replacement upgrade for the unsightly OEM part. Comes powder coated in your choice of color to complement other upgrades such as our Intake Kit, Intercooler Piping, Upper Coolant Pipe, and Coolant Tank.\u003c\/span\u003e\u003c\/p\u003e","brand":"Wehrli Custom Fabrication","offers":[{"title":"Default Title","offer_id":50622077108512,"sku":null,"price":179.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/wcfab-wcf100188-thermostat-housing-2017-2025-duramax-3811376.jpg?v=1779546251"},{"product_id":"mahle-gs34037-water-pump-gasket-2017-2020-duramax","title":"MAHLE GS34037 Water Pump Gasket (2017-2020 Duramax)","description":"\u003cdiv\u003eThe MAHLE GS34037 Water Pump Gasket replaces the leaking water pump gasket on your L5P Duramax. MAHLE gaskets are made to match the specs of the OEM gasket and are designed to be a direct-fit replacement. \u003cbr\u003e\n\u003ch5\u003e\u003cspan\u003eFeatures:\u003c\/span\u003e\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eDirect-Fit Installation\u003c\/li\u003e\n\u003cli\u003eMaintains The Factory Function\u003c\/li\u003e\n\u003cli\u003eOE-Style Replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv data-hook=\"variant_changed__data\" data-contentsection=\"render_carb_restriction\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eNote: \u003c\/strong\u003e\u003c\/span\u003eContains All Gaskets Required For Water Pump Installation\u003c\/div\u003e","brand":"Mahle","offers":[{"title":"Default Title","offer_id":51146741547296,"sku":"GS34037","price":25.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/mahle-gs34037-water-pump-gasket-2017-2020-duramax-3066837.jpg?v=1779543848"},{"product_id":"mahle-c33756-water-pump-outlet-pipe-gasket-2017-2020-duramax","title":"MAHLE C33756 Water Pump Outlet Pipe Gasket (2017-2020 Duramax)","description":"\u003cdiv\u003eInstall the MAHLE C33756 Water Pump Outlet Pipe Gasket onto your GM 6.6L Duramax L5P. This OE-style replacement gasket meets all factory specifications and ensures an OEM fit and function. MAHLE gaskets are trusted by OEMs and Technicians worldwide for their world-class sealing products.\u003cbr\u003e\u003cbr\u003e\n\u003ch5\u003e\u003cspan\u003eFeatures:\u003c\/span\u003e\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eOE-Style Replacement\u003c\/li\u003e\n\u003cli\u003eMeets Factory Specs\u003c\/li\u003e\n\u003cli\u003eMaintains OEM Function\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Mahle","offers":[{"title":"Default Title","offer_id":51156341850400,"sku":"C33756","price":3.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/mahle-c33756-water-pump-outlet-pipe-gasket-2017-2020-duramax-1520889.jpg?v=1779543667"},{"product_id":"mahle-c33755-thermostat-bypass-pipe-gasket-2017-2020-duramax","title":"MAHLE C33755 Thermostat Bypass Pipe Gasket (2017-2020 Duramax)","description":"\u003cdiv\u003eThe MAHLE C33755 Thermostat Bypass Pipe Gasket provides your GM 6.6L Duramax L5P with a tight and dependable seal. This gasket is an OE-style replacement that meets factory specifications and ensures an OEM fit and function. MAHLE gaskets are trusted by OEMs and Technicians worldwide for their world-class products.\u003cbr\u003e\u003cbr\u003e\n\u003ch5\u003e\u003cspan\u003eFeatures:\u003c\/span\u003e\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eOE-Style Replacement\u003c\/li\u003e\n\u003cli\u003eMeets Factory Specs\u003c\/li\u003e\n\u003cli\u003eMaintains OEM Function\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Mahle","offers":[{"title":"Default Title","offer_id":51156352925984,"sku":"C33755","price":3.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/mahle-c33755-thermostat-bypass-pipe-gasket-2017-2020-duramax-2299901.jpg?v=1779543667"},{"product_id":"merchant-automotive-10089-billet-coolant-block-off-plate-2001-2025-duramax","title":"Merchant Automotive 10089 Billet Coolant Block-Off Plate (2001-2025 Duramax)","description":"\u003csection data-scroll=\"\" class=\"cmp-product-section cmp-product-section--toggle cmp-product-section--toggle-open animate--fade-in\"\u003e\n\u003cdiv class=\"cmp-product-details-wrapper\"\u003e\n\u003cdiv class=\"cmp-product-description\"\u003e\n\u003cdiv class=\"cmp-product-section__inner\"\u003e\n\u003cdiv class=\"cmp-product-description__content\"\u003e\n\u003cdiv class=\"cmp-product-force-font\"\u003e\n\u003cdiv\u003eGet the Merchant Automotive 10089 Billet Coolant Block-Off Plate from SDS for your GM 6.6L Duramax LB7\/LLY\/LBZ\/LMM\/LML\/L5P. Merchant Automotive designed this durable replacement plate to eliminate the coolant leaking issue on your Duramax engine. The factory coolant block-off plate has a cast design with a gasket. Over time, this plate commonly begins to leak. Merchant Automotive manufactured this billet block-off plate with a built-in O-ring seal for a leak-free installation.\u003cbr\u003e\n\u003c\/div\u003e\n\u003ch5\u003e\u003cbr\u003e\u003c\/h5\u003e\n\u003ch5\u003eFeatures:\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eBillet Construction \u003c\/li\u003e\n\u003cli\u003eReplaces Factory Block-Off Plate \u003c\/li\u003e\n\u003cli\u003eInstalls Using Factory Bolts \u0026amp; Hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Merchant Automotive","offers":[{"title":"Default Title","offer_id":51230053237024,"sku":"10089","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/merchant-automotive-10089-billet-coolant-block-off-plate-2001-2025-duramax-2182987.jpg?v=1779542949"},{"product_id":"xdp-xd344-hd-billet-coolant-block-off-plate-2001-2025-duramax","title":"XDP XD344 HD Billet Coolant Block-Off Plate (2001-2025 Duramax)","description":"\u003csection class=\"cmp-product-section cmp-product-section--toggle cmp-product-section--toggle-open animate--fade-in\" data-scroll=\"\"\u003e\n\u003cdiv class=\"cmp-product-details-wrapper\"\u003e\n\u003cdiv class=\"cmp-product-description\"\u003e\n\u003cdiv class=\"cmp-product-section__inner\"\u003e\n\u003cdiv class=\"cmp-product-description__content\"\u003e\n\u003cdiv class=\"cmp-product-force-font\"\u003ePut the XDP HD Billet Coolant Block-Off Plate XD344 in your GM 6.6L Duramax to permanently eliminate coolant leaks from the rear housing on your Duramax engine. The factory cover uses a gasket and over time the plate can warp, and the gaskets can corrode causing coolant leaks. The XD344 is made from CNC-machined billet aluminum and features a built-in O-ring seal for a leak-free installation. Each coolant block-off plate comes with a black anodized finish and is ready to install re-using your factory hardware. \u003cbr\u003e\u003cbr\u003e\n\u003ch5\u003eFeatures: \u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eBuilt-In O-Ring Seal \u003c\/li\u003e\n\u003cli\u003eBlack Anodized Finish \u003c\/li\u003e\n\u003cli\u003eBillet Aluminum Construction \u003c\/li\u003e\n\u003cli\u003eEliminate Rear Housing Coolant Leaks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cmp-product-force-font\"\u003e\n\u003ca href=\"https:\/\/www.xtremediesel.com\/xtreme-diesel-performance-xdp-product-warranty-availability#warranty\"\u003e\u003cspan\u003e\u003cstrong\u003e\u003cu\u003eManufacturer Warranty*:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003cbr\u003e2 Year \/ Unlimited Mileage\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"XDP MFG","offers":[{"title":"Default Title","offer_id":51302985302304,"sku":"XD344","price":64.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/xdp-xd344-hd-billet-coolant-block-off-plate-2001-2025-duramax-2481627.webp?v=1779541690"},{"product_id":"ppe-119000820-black-coolant-block-off-plate-2001-2026-duramax","title":"PPE 119000820 Black Coolant Block-Off Plate (2001-2026 Duramax)","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThe OEM block off plate uses a gasket and can leak over time. The PPE billet block off plate is thicker and uses an O-ring seal. The O-ring is made from Viton more maximum longevity. The PPE billet block off plate installs using the OEM fasteners.\u003c\/span\u003e\u003c\/p\u003e","brand":"Pacific Performance Engineering","offers":[{"title":"Default Title","offer_id":51538685821216,"sku":"119000820","price":53.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/ppe-119000820-black-coolant-block-off-plate-2001-2026-duramax-2030896.webp?v=1779540969"},{"product_id":"ppe-119030100-t304-stainless-steel-coolant-tube-2001-2026-duramax","title":"PPE 119030100 T304 Stainless Steel Coolant Tube (2001-2026 Duramax)","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eSpecifically designed for use in conjunction with the factory oil cooler filter housing. This coolant pipe is custom fabricated with a heavy-duty flange. 304 stainless steel construction prevents corrosion compared with OEM mild steel pipe which is prone to rusting and eventually leaking.\u003c\/span\u003e\u003c\/p\u003e","brand":"Pacific Performance Engineering","offers":[{"title":"Raw","offer_id":51538800607520,"sku":"119030100","price":197.99,"currency_code":"USD","in_stock":true},{"title":"Polished","offer_id":51538800640288,"sku":"119030130","price":197.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/ppe-119030100-t304-stainless-steel-coolant-tube-2001-2026-duramax-8901615.webp?v=1779540972"},{"product_id":"ppe-119000803-flywheel-housing-cover-coolant-block-off-plate-gasket-2001-2026-duramax","title":"PPE 119000803 Flywheel Housing Cover Coolant Block-Off Plate Gasket (2001-2026 Duramax)","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003e301 Stainless Steel flywheel housing cover coolant block-off plate gasket for 2001-2025 GM 6.6L Duramax engine.\u003c\/span\u003e\u003c\/p\u003e","brand":"Pacific Performance Engineering","offers":[{"title":"Default Title","offer_id":51543196959008,"sku":"119000803","price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/ppe-119000803-flywheel-housing-cover-coolant-block-off-plate-gasket-2001-2026-duramax-7100288.webp?v=1779540792"},{"product_id":"ppe-114002700-fuel-coolant-pump-relocation-kit-2020-2026-duramax","title":"PPE 114002700 Fuel Coolant Pump Relocation Kit (2020-2026 Duramax)","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cspan\u003eAllows increased capacity and filtration benefits of the larger PPE Oil Filter (\u003c\/span\u003e\u003ca href=\"https:\/\/ppepower.com\/products\/premium-high-efficiency-engine-oil-filter-replaces-ac-delco-pf26-2020-2025-gm-6-6l-duramax\" target=\"_blank\"\u003e114000750\u003c\/a\u003e\u003cspan\u003e)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eKit replaces the factory fuel coolant pump mounting bracket and moves the pump away from the oil filter housing. This allows for the use of the bigger, better \u003c\/span\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ppepower.com\/products\/engine-oil-filter-oversize-oil-filter-requires-ppe-fuel-pump-relocation-kit?variant=42081939947763\" target=\"_blank\"\u003ePPE Deep Engine Oil Filter\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ppepower.com\/products\/engine-oil-filter-oversize-oil-filter-requires-ppe-fuel-pump-relocation-kit?variant=42081939947763\" target=\"_blank\"\u003e114000750\u003c\/a\u003e\u003cspan\u003e, an essential upgrade for the L5P, providing superior 5-micron filtration and more than double the filter media size.\u003c\/span\u003e\u003c\/p\u003e","brand":"Pacific Performance Engineering","offers":[{"title":"Default Title","offer_id":51607317086496,"sku":"114002700","price":35.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/ppe-114002700-fuel-coolant-pump-relocation-kit-2020-2026-duramax-1986545.webp?v=1779540667"}],"url":"https:\/\/www.southerndieselsupply.com\/collections\/gmc-2024-present-l5p-cooling-system-parts.oembed","provider":"Southern Diesel Supply","version":"1.0","type":"link"}