{"product_id":"12664429-fuel-filter-housing-for-duramax-6-6l-chevy-silverado-gmc-2011-2016","title":"12664429 Fuel Filter Housing for Duramax 6.6L Chevy Silverado GMC 2011 2016","description":"\u003cstrong\u003eThis Duramax 6.6L Diesel Fuel Filter Housing is a direct replacement filter housing for 2011–2016 Chevrolet Silverado and GMC Sierra trucks equipped with the 6.6L Duramax engine, matching OEM part number 12664429.\u003c\/strong\u003e \u003ch2\u003eProduct Overview\u003c\/h2\u003e \u003cp\u003eThis fuel filter housing restores proper fuel filtration performance on 2011–2016 Chevrolet Silverado and GMC Sierra HD models powered by the Duramax 6.6L diesel. Precision-engineered to factory tolerances, it replaces a cracked, leaking, or sensor-damaged housing with a plug-and-play unit that accepts the standard cartridge filter. The housing includes the water-in-fuel sensor port and all necessary mounting interfaces for a straightforward swap.\u003c\/p\u003e \u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eDirect replacement for OEM 12664429 housing—identical fit and sealing surfaces\u003c\/li\u003e \u003cli\u003eBuilt-in water-in-fuel sensor port accepts original sensor without modification\u003c\/li\u003e \u003cli\u003eRobust metal alloy construction resists vibration, heat, and diesel fuel degradation\u003c\/li\u003e \u003cli\u003eIncludes pre-installed mounting gasket for a leak-free seal\u003c\/li\u003e \u003cli\u003eEngineered for the LML Duramax 6.6L V8 diesel fuel flow and pressure requirements\u003c\/li\u003e \u003cli\u003eNo filter included—designed to accept common cartridge-style fuel filters\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e2011–2016 Chevrolet Silverado 2500HD with 6.6L Duramax Diesel\u003c\/li\u003e \u003cli\u003e2011–2016 Chevrolet Silverado 3500HD with 6.6L Duramax Diesel\u003c\/li\u003e \u003cli\u003e2011–2016 GMC Sierra 2500HD with 6.6L Duramax Diesel\u003c\/li\u003e \u003cli\u003e2011–2016 GMC Sierra 3500HD with 6.6L Duramax Diesel\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eCommon Uses\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eReplacing a weeping or cracked fuel filter housing that causes air intrusion or fuel leaks\u003c\/li\u003e \u003cli\u003eFixing a stuck or stripped water-in-fuel sensor thread without replacing the entire filter assembly\u003c\/li\u003e \u003cli\u003eRoutine fuel system service on high-mileage Duramax-powered trucks\u003c\/li\u003e \u003cli\u003eRestoring proper fuel filtration after a housing seal failure\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 12664429\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEngine Compatibility:\u003c\/strong\u003e 6.6L Duramax LML V8 Turbo Diesel (2011–2016)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-strength metal alloy\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFilter Included:\u003c\/strong\u003e No\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater-in-Fuel Sensor Port:\u003c\/strong\u003e Yes, accepts OE sensor\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-on replacement with included gasket\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this housing come with a new fuel filter?\u003cstrong\u003e A:\u003c\/strong\u003e No, the filter is sold separately; this is the metal housing only and uses the standard Duramax cartridge-style filter.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will this fix a slow fuel leak at the filter housing seam?\u003cstrong\u003e A:\u003c\/strong\u003e Yes, it replaces the original housing with a new sealed unit that matches OEM dimensions and eliminates housing leaks when torqued to specification.\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":53679686287633,"sku":"ZZ3A01097","price":137.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/57_80d9a697-daa7-427c-92f0-fdf7cfe355c4.jpg?v=1781653070","url":"https:\/\/www.duraforce.com\/products\/12664429-fuel-filter-housing-for-duramax-6-6l-chevy-silverado-gmc-2011-2016","provider":"DURAFORCE","version":"1.0","type":"link"}