FASS 2001-2010 Duramax 6.6L Titanium Signature Series - 250GPH heavy duty This is because here at

This is because here at FASS Diesel Fuel Systems we focus on perfecting our pumps and how they are engineered

Optional fuel pressure gauge port

9L 12 Valve 1994-1998 (Fas D10 240G)

Aftermarket lift pumps are important for both daily drivers and high-performance applications when looking to improve either fuel economy or increase horsepower/torque

FASS 2001-2010 Duramax 6.6L Titanium Signature Series - 250GPH heavy duty This is because here atFASS Diesel Fuel System 2001 2010 GM Duramax 6. 6L Titanium Signature Series 250Gph (TS C10 250G) A FASS Fuel System will be a very beneficial upgrade for your GM Duramax diesel engine, this is because your Duramax doesn't come with a factory lift pump like other diesels. This requires your CP3 CP4 injection pump to pull your fuel under a vacuum, adding additional stress to your CP3 CP4 Pump and risk introduce of additional air vapor into your fuel