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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. For more information contact your local FASS fuel system dealers today!

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Fass Replacement Water Separator Fass Replacement Water Separator

The Replacement Diesel Fuel Filter for all Fass 150 Series Pumps / HD Series

Our Price: $20.90
Fass Fuel Filter for Titanium System Fass Fuel Filter for Titanium System

The Replacement Diesel Fuel Filter for all Fass 150 Series Pumps / Titanium HD Series

Our Price: $20.90
FASS XWS-3002 Extreme Water Separator FASS XWS-3002 Extreme Water Separator

The Replacement Diesel Fuel Filter for all FASS Titanium Legacy and Titanium Signature Series

Our Price: $29.45
12 Valve 1994-1998 Fuel Lift Pump 125GPH @ 45PSI Dodge Cummins 5.9L 12 Valve 1994-1998 Fuel Lift Pump 125GPH @ 45PSI Dodge Cummins 5.9L

12V 94-98 125 GPH Fuel pump only and must be used with your factory fuel filter.

Our Price: $588.05
1989-1993 FASS Fuel Air Separation System Titanium Series - 95gph 1989-1993 FASS Fuel Air Separation System Titanium Series - 95gph

FASS Fuel Air Separation System, Lift Pump, Titanium Series, 95 GPH, Dodge, 5.9L. Cummins, Kit. Fits 12-valve engines only. Designed for stock to moderate horsepower modifications.

Our Price: $630.80
2005 - 2017 FASS Titanium Series Diesel Fuel Air Separation System 95GPH 2005 - 2017 FASS Titanium Series Diesel Fuel Air Separation System 95GPH

Rated at 95 gallons per hour and backed by a limited lifetime warranty this Titanium Series lift pump is capable of supporting your Dodge Cummins 5.9L and 6.7L diesel engine with enough fuel for multiple fueling upgrades.

Our Price: $654.55
1998.5 - 2004.5 FASS Fuel Air Separation System 150GPH 1998.5 - 2004.5 FASS Fuel Air Separation System 150GPH

FASS Fuel Air Separation System, Lift Pump, Titanium Series, 150 GPH, Dodge, 5.9L. Cummins, Kit
1998.5-2004.5

Our Price: $664.05
2005 - 2017 FASS Fuel Air Separation System 220GPH 2005 - 2017 FASS Fuel Air Separation System 220GPH

FASS Fuel Air Separation System, Lift Pump, Titanium Series, 220 GPH, Dodge, 5.9/6.7L. Cummins, Kit Designed for super extreme high horsepower modifications.
2005 - 2017

Our Price: $668.80
2011-2017 Fass Fuel Systems Titanium Series Fuel Air Separation Systems - 150gph 2011-2017 Fass Fuel Systems Titanium Series Fuel Air Separation Systems - 150gph

FASS Fuel Air Separation System, Lift Pump, Titanium Series, 150 GPH, Dodge, 5.9/6.7L. Cummins, Kit

Our Price: $668.80
1989-1993 FASS Fuel Air Separation System Titanium "Signature" Series - 95gph 1989-1993 FASS Fuel Air Separation System Titanium "Signature" Series - 95gph

FASS Fuel Air Separation System, Lift Pump, Titanium Signature Series, 95 GPH, Dodge, 5.9L. Cummins, Kit. Fits 12-valve engines only. Designed for stock to moderate horsepower modifications.

Our Price: $673.55
1998.5-2004 FASS Fuel Air Separation System Titanium "Signature" Series - 95gph 1998.5-2004 FASS Fuel Air Separation System Titanium "Signature" Series - 95gph

FASS Fuel Air Separation System, Lift Pump, Titanium Signature Series, 95 GPH, Dodge, 5.9L. Cummins, Kit. Fits 24-valve engines only. Designed for stock to moderate horsepower modifications.

Our Price: $673.55
Fass Titanium Series 165GPH 2005-2018 Trucks 2005 - 2018 FASS Fuel Air Separation System Titanium Series 165GPH

FASS Fuel Air Separation System, Lift Pump, Titanium Series, 165 GPH, Dodge, 5.9/6.7L. Cummins, Kit Designed for moderate to extreme horsepower modifications. Supercedes the 150 GPH. Designed for 600-900 hp applications.

Our Price: $763.80
1998.5 - 2004.5 FASS Fuel Air Separation System 220GPH 1998.5 - 2004.5 FASS Fuel Air Separation System 220GPH

FASS Fuel Air Separation System, Lift Pump, Titanium Series, 220 GPH, Dodge, 5.9L. Cummins, Kit
1998.5-2004.5

Our Price: $778.05
1994-1998 FASS Fuel Systems Titanium Signature Series Diesel Lift Pump - 125GPH 1994-1998 FASS Fuel Systems Titanium Signature Series Diesel Lift Pump - 125GPH

FASS Fuel Air Separation System, Lift Pump, Titanium Signature Series, 125 GPH, Dodge, 5.9L. Cummins, Kit
Fits 12-valve engines only. Designed for up to 700 HP

List Price: $844.00
Our Price: $801.80
1998.5 - 2004.5 Dodge Cummins FASS Fuel Air Separation SystemTitanium Series - 260gph 1998.5 - 2004.5 Dodge Cummins FASS Fuel Air Separation SystemTitanium Series - 260gph

FASS Fuel Air Separation System, Lift Pump, Titanium Series, 260 GPH, Dodge, 5.9L. Cummins, Kit

Our Price: $825.55
1994-1998 FASS Fuel Systems Titanium Series Diesel Lift Pump - 240GPH 1994-1998 FASS Fuel Systems Titanium Series Diesel Lift Pump - 240GPH

FASS Fuel Air Separation System, Lift Pump, Titanium Series, 240 GPH, Dodge, 5.9L. Cummins, Kit
Fits 12-valve engines only. Designed for super extreme high horsepower modifications.

Our Price: $863.55
   
 
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