{"product_id":"2017-2023-6-6l-duramax-l5p-x-series-gasket-sets","title":"2017-2023 6.6L Duramax L5P X-Series Gasket Sets","description":"\u003ch2\u003eIndustrial Injection X-Series L5P Duramax Upper \u0026amp; Lower Engine Gasket Kits\u003c\/h2\u003e\n\u003cp\u003eGive your next diesel engine repair or rebuild a solid foundation with Industrial Injection X-Series Engine Gasket Kits.\u003c\/p\u003e\n\u003cp\u003eDesigned for engine rebuilds and resealing projects, these high-quality gasket kits help restore critical seals and prevent leaks. Tested and approved in-house by Industrial Injection, X-Series gaskets deliver sealing you can trust when it’s time to put your engine back together.\u003c\/p\u003e\n\u003cp\u003eWhether you’re resealing the upper end, servicing the lower end, or tackling a full rebuild, these kits simplify parts sourcing and help you approach assembly with confidence.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Quality Gaskets:\u003c\/strong\u003e Built for dependable sealing during engine rebuilds and resealing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn-House Tested \u0026amp; Approved:\u003c\/strong\u003e Evaluated by Industrial Injection for quality and performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeak Prevention:\u003c\/strong\u003e Help restore proper sealing at critical engine connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConvenient Kits:\u003c\/strong\u003e Reduce the hassle of sourcing individual gaskets for your repair.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpper \u0026amp; Lower Options:\u003c\/strong\u003e Choose the kit that matches your engine and service needs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The Upper kit does not include head gaskets. Order the \u003ca href=\"\/products\/2017-2023-6-6l-duramax-l5p-x-series-head-gasket-sets\"\u003eX-Series L5P Head Gaskets\u003c\/a\u003e separately in the grade your engine needs. They are sold individually and the same gasket fits both sides, so order two for both heads.\u003c\/p\u003e\n\u003ch2\u003eOptions \u0026amp; Part Numbers\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpper without Head Gasket\u003c\/strong\u003e — Part # 44DB01\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLower\u003c\/strong\u003e — Part # 44DB05\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003ch3\u003eUpper Gasket Set (44DB01) — 56 pieces\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 × EGR Coolant Feed Pipe Seal\u003c\/li\u003e\n\u003cli\u003e1 × EGR Valve Gasket\u003c\/li\u003e\n\u003cli\u003e2 × Exhaust Manifold Gasket\u003c\/li\u003e\n\u003cli\u003e4 × Exhaust Turbocharger Inlet Pipe Gasket\u003c\/li\u003e\n\u003cli\u003e2 × Flywheel Housing To Engine Seal\u003c\/li\u003e\n\u003cli\u003e1 × Oil Filler Cap O-Ring\u003c\/li\u003e\n\u003cli\u003e2 × PCV Gasket\u003c\/li\u003e\n\u003cli\u003e1 × PCV Tube Gasket\u003c\/li\u003e\n\u003cli\u003e1 × Thermostat Bypass Pipe Gasket\u003c\/li\u003e\n\u003cli\u003e2 × Thermostat O-Ring\u003c\/li\u003e\n\u003cli\u003e1 × Throttle Body Mounting Gasket\u003c\/li\u003e\n\u003cli\u003e1 × Turbocharger Air Inlet Adapter Seal\u003c\/li\u003e\n\u003cli\u003e2 × Upper Intake Manifold Seal\u003c\/li\u003e\n\u003cli\u003e2 × Valve Cover Gasket\u003c\/li\u003e\n\u003cli\u003e32 × Valve Stem Oil Seal\u003c\/li\u003e\n\u003cli\u003e1 × O-Ring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eLower Gasket Set (44DB05) — 23 pieces\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 × Crankshaft Front Main Seal\u003c\/li\u003e\n\u003cli\u003e1 × Crankshaft Rear Main Seal\u003c\/li\u003e\n\u003cli\u003e1 × Flywheel Housing Cover Gasket\u003c\/li\u003e\n\u003cli\u003e2 × Flywheel Housing To Engine Seal\u003c\/li\u003e\n\u003cli\u003e1 × Front Oil Pan Seal\u003c\/li\u003e\n\u003cli\u003e1 × Oil Cooler Adapter Gasket\u003c\/li\u003e\n\u003cli\u003e1 × Oil Cooler Elbow Gasket\u003c\/li\u003e\n\u003cli\u003e1 × Oil Cooler Gasket\u003c\/li\u003e\n\u003cli\u003e1 × Oil Cooler Inlet Gasket\u003c\/li\u003e\n\u003cli\u003e1 × Oil Cooler Outlet Gasket\u003c\/li\u003e\n\u003cli\u003e1 × Oil Cooler Seal\u003c\/li\u003e\n\u003cli\u003e1 × Oil Drain Plug\u003c\/li\u003e\n\u003cli\u003e1 × Oil Drain Plug Gasket\u003c\/li\u003e\n\u003cli\u003e1 × Oil Level Sensor O-Ring\u003c\/li\u003e\n\u003cli\u003e1 × Oil Pump O-Ring\u003c\/li\u003e\n\u003cli\u003e4 × O-Ring\u003c\/li\u003e\n\u003cli\u003e1 × Thermostat Bypass Pipe Gasket\u003c\/li\u003e\n\u003cli\u003e1 × Water Pump O-Ring\u003c\/li\u003e\n\u003cli\u003e1 × Water Pump Outlet Pipe Gasket\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\u003cli\u003e2017-2023 Chevrolet Silverado and GMC Sierra 2500HD \/ 3500HD with the L5P Duramax (VIN code Y)\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003eQuestions on fitment or which option you need? Contact Industrial Injection before ordering.\u003c\/p\u003e","brand":"Industrial Injection","offers":[{"title":"Upper without Head Gasket","offer_id":44086519562374,"sku":"44DB01","price":398.95,"currency_code":"USD","in_stock":true},{"title":"Lower","offer_id":44086519595142,"sku":"44DB05","price":329.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/1956\/0326\/files\/x-series-44db01.jpg?v=1792083423","url":"https:\/\/industrialinjection.com\/products\/2017-2023-6-6l-duramax-l5p-x-series-gasket-sets","provider":"Industrial Injection","version":"1.0","type":"link"}