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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 | 2010-2018 Dodge Ram 6.7L Cummins Drop-In Series Diesel Fuel Filter 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 Cummins. Backed by our limited lifetime warranty, the Drop-In Series Fuel Syst...
FASS | 2017-2024 Ford 6.7L Power Stroke Drop-In Series Diesel Fuel Filter 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 6.7L Power Stroke. Backed by our limited lifetime warranty, the Drop-In Series...
FASS | Diesel Fuel Sump Kit
$169.00
$169.00
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 ...
FASS | 2005-2018 & 2021-2022 Dodge Ram 5.9L / 6.7L Cummins Titanium Signature Series Fuel System 165GPH FASS | 2005-2018 & 2021-2022 Dodge Ram 5.9L / 6.7L Cummins Titanium Signature Series Fuel System 165GPH
$729.00
$729.00
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...
FASS | 2003-2007 Dodge Ram 5.9L Cummins (With In-Tank Pump) Drop-In Series Fuel Filter System FASS | 2003-2007 Dodge Ram 5.9L Cummins (With In-Tank Pump) 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. Fits: 2003-2007 RAM 2500 & RAM 3500 5.9L Cummins (WITH AN IN-IN TANK LIFT...
FASS | 2017-2019 GM L5P Duramax Crew Cab Short Bed / 2017-2023 Crew Cab Long Bed Drop-In Series Fuel 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. Fits: 2017-2019 Crew Cab Short Bed L5P Duramax Fits: 2017-2024 Crew Cab Long ...