{"product_id":"6-6l-duramax-lb7-fuel-filter-housing-for-2001-2004-gmc-sierra-chevy-silverado","title":"6.6L Duramax LB7 Fuel Filter Housing For 2001-2004 GMC Sierra Chevy Silverado","description":"\u003ch2\u003eFuel Filter Housing for Duramax LB7\u003c\/h2\u003e\u003cp\u003eThis fuel filter housing for the 6.6L Duramax LB7 diesel engine secures the fuel filter and maintains clean fuel delivery for 2001–2004 GMC Sierra and Chevrolet Silverado trucks.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe fuel filter housing is the central component that locks the filter element in place and routes diesel through the system. Designed for Duramax LB7 engines, it replaces cracked, leaking, or damaged housings on 2001–2004 GMC Sierra and Chevy Silverado models. A precise fuel filter housing helps prevent air intrusion and fuel pressure loss, making it essential for reliable cold starts and steady power.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision-machined sealing surface for a leak-free filter connection\u003c\/li\u003e\n\u003cli\u003eIntegrated primer pump port restores manual priming capability\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant aluminum construction withstands diesel fuel and road chemicals\u003c\/li\u003e\n\u003cli\u003eDirect bolt-on replacement with no drilling or modifications\u003c\/li\u003e\n\u003cli\u003eMaintains correct fuel flow to the high-pressure injection pump\u003c\/li\u003e\n\u003cli\u003eIncludes water-in-fuel sensor thread for early contamination warnings\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor GMC Sierra 2500HD\/3500HD 2001–2004 with 6.6L Duramax LB7\u003c\/li\u003e\n\u003cli\u003efor Chevrolet Silverado 2500HD\/3500HD 2001–2004 with 6.6L Duramax LB7\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eReplacing a warped or stripped factory housing during filter changes\u003c\/li\u003e\n\u003cli\u003eFixing fuel leaks caused by cracked aluminum near the WIF sensor port\u003c\/li\u003e\n\u003cli\u003eRestoring primer pump functionality after housing threads fail\u003c\/li\u003e\n\u003cli\u003eReplacing a heavily corroded housing on trucks used in salted-road regions\u003c\/li\u003e\n\u003cli\u003eService work on diesel trucks with hard-start or low-power symptoms\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.6L Duramax LB7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYears\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2001–2004\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Vehicles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGMC Sierra, Chevrolet Silverado\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will this housing fit my 2003 Silverado 2500HD with the LB7? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, it fits all 2001–2004 Chevrolet Silverado and GMC Sierra models equipped with the 6.6L Duramax LB7 diesel engine, including HD variants.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does the housing come with the filter and primer pump? \u003cstrong\u003eA:\u003c\/strong\u003e The housing itself is sold here; the filter, primer pump, and water-in-fuel sensor are typically reused or purchased separately, so review your setup.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":44965146787926,"sku":"ZZ3A01039","price":129.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/57_c175e095-b381-4064-8d45-1299d5ca1de9.jpg?v=1781654397","url":"https:\/\/www.solidspare.com\/products\/6-6l-duramax-lb7-fuel-filter-housing-for-2001-2004-gmc-sierra-chevy-silverado","provider":"Solid Spare","version":"1.0","type":"link"}