{"product_id":"lb7-fuel-filter-housing-head-for-6-6l-duramax-chevy-silverado-gmc-sierra-2001-04","title":"LB7 Fuel Filter Housing Head For 6.6L Duramax Chevy Silverado GMC Sierra 2001 04","description":"\u003cstrong\u003eThis 6.6L Duramax LB7 Fuel Filter Housing Head is a direct replacement fuel filter head assembly for 2001-2004 Chevrolet Silverado and GMC Sierra trucks powered by the 6.6L LB7 Duramax diesel engine.\u003c\/strong\u003e \u003ch2\u003eProduct Overview\u003c\/h2\u003e \u003cp\u003eThe 6.6L Duramax LB7 fuel filter housing head restores leak-free fuel filtration on early Duramax engines. This housing head replaces the original component that is prone to cracking and o-ring failure, causing air intrusion and hard starts. Designed for 2001-2004 Silverado and Sierra HD models, the fuel filter housing head returns your fuel system to reliable, factory-spec performance for daily driving or heavy towing.\u003c\/p\u003e \u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eDirect OE-style replacement for the factory LB7 fuel filter housing head\u003c\/li\u003e \u003cli\u003ePrecision-machined sealing surfaces eliminate common leak points\u003c\/li\u003e \u003cli\u003eIncludes built-in primer pump provision for manual fuel system priming\u003c\/li\u003e \u003cli\u003eDurable aluminum alloy construction resists heat and diesel fuel degradation\u003c\/li\u003e \u003cli\u003eDrop-in fitment with all stock fuel line and sensor connections\u003c\/li\u003e \u003cli\u003eRestores proper fuel pressure and prevents air-lock conditions\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e2001-2004 Chevrolet Silverado 2500HD\/3500 with 6.6L LB7 Duramax\u003c\/li\u003e \u003cli\u003e2001-2004 GMC Sierra 2500HD\/3500 with 6.6L LB7 Duramax\u003c\/li\u003e \u003cli\u003eChevrolet Kodiak \/ GMC Topkick C4500-C5500 with LB7 engine (2001-2004)\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eCommon Uses\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eReplacing a cracked or warped stock fuel filter housing head\u003c\/li\u003e \u003cli\u003eFixing persistent fuel leaks at the filter housing\u003c\/li\u003e \u003cli\u003eCuring hard-start and rough idle caused by air in the fuel lines\u003c\/li\u003e \u003cli\u003ePreventative maintenance on high-mileage LB7 Duramax trucks\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminum\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEngine Compatibility:\u003c\/strong\u003e 6.6L LB7 Duramax diesel\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 2001-2004\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Housing head assembly (filter not included)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConnection Type:\u003c\/strong\u003e Push-lock and threaded fuel line fittings (match OE)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrimer Pump Provision:\u003c\/strong\u003e Yes, integrated manual primer pump boss\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will this fit a 2005 Duramax LLY? \u003cstrong\u003eA:\u003c\/strong\u003e No, this housing head is specifically for 2001-2004 LB7 engines; LLY models use a different fuel filter head design.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need a new filter element when replacing the housing head? \u003cstrong\u003eA:\u003c\/strong\u003e The new filters are not included, but it is recommended to install a fresh fuel filter to avoid contaminating the new housing head.\u003c\/p\u003e \u003cp\u003e\u003cem\u003eProduct appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53679687860497,"sku":"ZZ3A00730","price":91.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/57_e273a638-124e-4127-b07c-22d934533f34.jpg?v=1781653144","url":"https:\/\/www.duraforce.com\/products\/lb7-fuel-filter-housing-head-for-6-6l-duramax-chevy-silverado-gmc-sierra-2001-04","provider":"DURAFORCE","version":"1.0","type":"link"}