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FASS Brand

247 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 | 2020-2023 GM 6.6L Duramax No-Drop Titanium Fuel System (Stock-500HP) FASS | 2020-2023 GM 6.6L Duramax No-Drop Titanium Fuel System (Stock-500HP)
$1,245.00
$1,245.00
Installing a Titanium Signature Series Fuel System has never been easier, or more affordable. Designed to simplify installation, No-Drop Kits include our Fuel Sump—which prevents the need for remov...
FASS | 1989-1993 Dodge 5.9L Cummins 100GPH Adjustable Fuel Pump FASS | 1989-1993 Dodge 5.9L Cummins 100GPH Adjustable Fuel Pump
$787.00
$787.00
Part No: FASD02100GSuperseded No: FAS D02 100G Our FASS Fuel Systems Signature Series Adjustable Diesel Fuel Systems are designed to be the most versatile high-performance fuel System on the market...
FASS | 2011-2016 GM 6.6L Duramax Fuel System Flow Enhancer
$584.00
$584.00
Duramax diesel engines do not come with a factory System, this is why Duramax owners see such great performance and economic gains after installing an aftermarket diesel fuel System. When the facto...
FASS | 2001-2016 GM 6.6L Duramax 100GPH Adjustable Fuel Pump FASS | 2001-2016 GM 6.6L Duramax 100GPH Adjustable Fuel Pump
$787.00
$787.00
Our FASS Signature Series Adjustable Diesel Fuel Systems are designed to be the most versatile high-performance fuel System on the market that allows for adjustable fuel pressures to meet the deman...
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FASS | 2020-2025 GM 6.6L L5P Duramax EGR Filter System FASS | 2020-2025 GM 6.6L L5P Duramax EGR Filter System
$1,431.00
$1,431.00
The FASS EGR Filter System is a revolutionary upgrade for the 6.6 L5P Duramax engine. By removing 85% of the particulate matter that would otherwise circulate throughout your engine, this Filtratio...
FASS | 2019-2020 Dodge Ram 2500 / 3500 6.7L Cummins CP4 Recall Fitting Kit
$34.00
$34.00
This fitting kit is for 2019-2020 RAM trucks equipped with a FASS Fuel System that is going in for the CP3 recall. In order to correctly plumb the FASS feed line, it is necessary to use the fitting...