Fass Fuel Systems

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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. Fass Fuel Systems increase injection component life, improve fuel economy, lower EGTs and emissions (both carbon monoxide and carbon dioxide), extend filter life, provide excellent cold weather starts, and boost horsepower.