
Collection: Fass Diesel Fuel Systems
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FASS PF3001XL Extended Length Particulate Filter
Regular price $23.75 USDSale price $23.75 USD Regular priceUnit price / per -
FASS PFD1001 Powerstroke Filter Delete Kit
Regular price $94.05 USDSale price $94.05 USD Regular priceUnit price / per -
FASS RK02 Dodge Cummins Replacement System Relocation Kit 1998.5-2002
Regular price $104.50 USDSale price $104.50 USD Regular priceUnit price / per -
FASS RK04 Dodge Cummins Replacement System Relocation Kit 2003-2004
Regular price $61.75 USDSale price $61.75 USD Regular priceUnit price / per -
FASS Diesel Fuel 5/8 Suction Tube Kit With Bulkhead Fitting
Regular price $84.55 USDSale price $84.55 USD Regular priceUnit price / per -
FASS STK1003 Diesel Fuel 5/8 In Fuel Module Suction Tube Kit Includes Bulkhead Fitting
Regular price $94.05 USDSale price $94.05 USD Regular priceUnit price / per -
FASS Diesel Fuel 5/8 Suction Tube Upgrade Kit
Regular price $71.25 USDSale price $71.25 USD Regular priceUnit price / per -
FASS STK5500 Diesel Fuel Sump Kit With FASS Bulkhead Suction Tube Kit
Regular price $249.00 USDSale price $249.00 USD Regular priceUnit price / per -
FASS STK5500BDiesel Fuel Sump Kit With Suction Tube Upgrade Kit
Regular price $199.00 USDSale price $199.00 USD Regular priceUnit price / per -
FASS STK5500BO Diesel No Drop Fuel Sump Kit (Bowl Only)
Regular price $159.00 USDSale price $159.00 USD Regular priceUnit price / per -
FASS XWS1002 Extreme Water Separator
Regular price $38.00 USDSale price $38.00 USD Regular priceUnit price / per -
FASS XWS3002XL Extended Length Extreme Water Separator
Regular price $32.30 USDSale price $32.30 USD Regular priceUnit price / per -
FASS XWS5000 1-12 Inch Transfer Tank Filter
Regular price $30.40 USDSale price $30.40 USD Regular priceUnit price / per -
XWS-3002XL Extended Length Extreme Water Separator FASS
Regular price $34.00 USDSale price $34.00 USD Regular priceUnit price / per
FASS Fuel Systems – High-Performance Diesel Lift Pumps & Filtration Solutions
FASS Fuel Systems is a leading provider of high-performance diesel lift pumps and fuel filtration systems, engineered to enhance fuel delivery, improve efficiency, and extend engine life. Designed for Cummins, Duramax, and Power Stroke engines, our advanced fuel air separation systems eliminate contaminants, water, and air bubbles to ensure clean, consistent fuel flow.
Our product lineup includes high-capacity lift pumps, fuel filtration systems, and custom fuel delivery solutions that maximize horsepower, torque, and fuel economy. Whether you're upgrading for heavy towing, daily driving, or high-performance applications, FASS systems reduce injector wear, enhance throttle response, and optimize diesel engine performance.
With industry-leading technology and rigorous testing, FASS Fuel Systems provides superior filtration and fuel air separation, helping prevent costly engine damage and maximizing the longevity of your fuel system. Our commitment to innovation ensures that every pump and filtration unit is built to withstand extreme conditions while delivering reliable performance.
Upgrade your diesel truck with FASS Fuel Systems for cleaner fuel, improved efficiency, and long-term engine protection. Shop now and experience the best in diesel fuel delivery solutions!