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FASS Brand

256 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
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FASS | 2007.5-2009 Dodge Ram 6.7L Cummins Drop-In Series Fuel Filter System
$479.00
$479.00
Please Note: THIS IS NOT A LIFT PUMP! This is an air separation/filtration system that utilizes your factory lift pump. Please Note: Installation of this kit on a cab and chassis may require modifi...
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FASS | 2017-2021 Ford 6.7L Power Stroke Titanium Signature Series Fuel System 240GPH *OPEN BOX* FASS | 2017-2021 Ford 6.7L Power Stroke Titanium Signature Series Fuel System 240GPH *OPEN BOX*
$949.00
$949.00
NOTE: Open box item. Never installed. No warranty written or implied. All sales are FINAL / No Returns / No Refunds / No Exchanges. See fitment notes BEFORE ordering. The Titanium Signature Series ...
FASS | 2020-2023 GM L5P Duramax Crew Cab Short Bed Drop-In Series Fuel System
$479.00
$479.00
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 ...
FASS | 2019+ Dodge Ram Cummins 6.7L Factory Fuel Filter Housing Delete Kit | CFHD-1003K
$62.00
$62.00
Once you’ve installed an aftermarket Fuel Filtration System such as our FASS Signature Series, the use of the factory fuel filter housing is no longer required and can be removed. This filter hous...
FASS | High Flow Adjustable Fuel Pressure Regulator FASS | High Flow Adjustable Fuel Pressure Regulator
$302.86
$302.86
The FASS Diesel Fuel Systems High Flow Adjustable Fuel Pressure Regulator was engineered to accurately adjust fuel pressure in applications up to 600 GPH. The High Flow Adjustable Fuel Pressure Re...
Fass | Extended Length Particulate Filter
$25.00
$25.00
Fass Fuel Systems PF-3001XL 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...