FASS Adjustable Fuel Pressure Regulator Cummins even the cast 62mm option

even the cast 62mm option is a major upgrade from the factory VGT

Exhaust leaks can rob your engine of horsepower

2013 GMC Sierra 1500 Hybrid

2016 GMC Sierra 3500 HD Denali

If you have a 2015-2016 model year 6

FASS Adjustable Fuel Pressure Regulator Cummins even the cast 62mm optionFASS Fuel Systems Adjustable Fuel Pressure Regulator (FPR1001) Part No: FPR1001 Supersedes Part No: FPR 1001 The FASS Fuel Systems Adjustable Fuel Pressure Regulator is intended for aftermarket performance applications requiring higher fuel pressures than a typical daily driver. These applications can vary from drag race vehicles, competition pulling trucks, or high performance marine applications. For your convenience we have pre drilled and tapped a