{"product_id":"fuel-water-separator-filter-fs20121-for-cummins-l9-b6-7-fleetguard-5521648-2020","title":"Fuel Water Separator Filter FS20121 for Cummins L9 B6.7 Fleetguard 5521648 2020+","description":"\u003ch2\u003eFuel Water Separator Filter FS20121 for Cummins\u003c\/h2\u003e\u003cp\u003eThis fuel water separator filter FS20121 is a direct replacement for Cummins L9 and B6.7 engines, cross-referencing Fleetguard 5521648, designed to remove water and contaminants from diesel fuel for 2020+ models.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis fuel water separator filter FS20121 efficiently separates water and debris from diesel fuel, protecting fuel injectors and engine components. It is designed for use in Cummins L9 and B6.7 engines, commonly found in heavy-duty trucks and equipment. The filter ensures clean fuel delivery for optimal engine performance.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eHigh-efficiency media for superior water separation\u003c\/li\u003e\n\u003cli\u003eCompatible with Cummins L9 and B6.7 engines (2020+)\u003c\/li\u003e\n\u003cli\u003eDirect replacement for Fleetguard 5521648\u003c\/li\u003e\n\u003cli\u003eRugged construction for long service intervals\u003c\/li\u003e\n\u003cli\u003eIntegral drain valve for easy water removal\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Cummins L9\u003c\/li\u003e\n\u003cli\u003efor Cummins B6.7\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eUsed in heavy-duty truck fleet maintenance\u003c\/li\u003e\n\u003cli\u003eInstalled on construction equipment powered by Cummins engines\u003c\/li\u003e\n\u003cli\u003eApplied in agricultural machinery requiring fuel protection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFS20121, Fleetguard 5521648\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How often should this fuel water separator filter be replaced? \u003cstrong\u003eA:\u003c\/strong\u003e Replace every 15,000 to 30,000 miles or as recommended by the engine manufacturer for your Cummins L9 or B6.7.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can this filter be used with biodiesel blends? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, the FS20121 is compatible with B20 and lower biodiesel blends commonly used in modern diesel engines.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":44962795683926,"sku":"ZZ2Z01605","price":107.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/12_aac52b33-9973-4f0d-8bce-722d594c3991.jpg?v=1781614611","url":"https:\/\/www.solidspare.com\/products\/fuel-water-separator-filter-fs20121-for-cummins-l9-b6-7-fleetguard-5521648-2020","provider":"Solid Spare","version":"1.0","type":"link"}