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FASS Brand

81 products
FASS stands for Fuel Air Separation System and is a combination diesel fuel lift pump and fuel filtration system that is designed to improve your diesel truck’s fuel mileage, engine performance and extend the life of your diesel injection system. Our diesel fuel pump and diesel fuel filters are made in America in order to provide complete customer satisfaction. Regardless of the vehicle you drive, and how you power your life, FASS diesel fuel systems provide the cleanest fuel in order to extend the life of your favorite truck
Regular Price $711.55
Sale Price $711.55
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The Titanium Signature Series diesel fuel lift pump was engineered by FASS Fuel Systems to be the top performing, longest lasting and most reliable aftermarket filtration system in the diesel indus...
Regular Price $455.05
Sale Price $455.05
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Part No: DIFSFRD1001The FASS Drop-In Series Diesel Fuel System was engineered by FASS to be the most effective filtration solution for the 6.7L Power Stroke. Backed by our limited lifetime warranty...
Regular Price $149.15
Sale Price $149.15
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Fitment: Universal Applications, Ford Power Stroke, GM Duramax and Dodge RAM Cummins: Installing a FASS Fuel System has NEVER been easier! Our all-new Return Style Fuel Tank Sump Kit only requires ...
Regular Price $426.55
Sale Price $426.55
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The FASS Drop-In Series Diesel Fuel System was engineered by FASS to be the most effective filtration solution for the L5P Duramax. Backed by our limited lifetime warranty, the Drop-In Series Fuel ...
Regular Price $20.90
Sale Price $20.90
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FASS FUEL SYSTEMS PF-3001 PARTICULATE FILTER Our new particulate filter is rated at 144 microns. the 144 micron particulate filter on the suction side will drastically reduce cavitation, increase f...
Regular Price $29.45
Sale Price $29.45
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Fass Fuel Systems XWS-3002 Extreme Water Separator Our new more efficient Extreme Water Separator is rated at 2 microns absolute. The reason our water separator no longer drain is because the filte...