FASS Installation Manuals

Drop-In Series

Titanium Signature Series

Competition Series

Industrial Series

FASS Diesel Fuel Systems is built on innovation / engineering / product development. In 1991 Brad Ekstam was working on diesel engines and found a more innovative way to provide the engine with a fuel supply that increased performance and improved engine life. FASS carries that ambition and drive for excellence today.

Titanium Series

Signature Series Adjustable Fuel Pump

FASS Fuel Systems Signature Series Adjustable Diesel Fuel Lift Pump

Adjustable Series

DRP Series (Dodge)

DMAX (Duramax)

FASS Pump Accessories

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Research and Development

FREEDOM SALE on all FASS Fuel Systems through 12/31/23