FASS Adjustable Fuel Pressure Regulator Cummins **We Highly Recommend adding these

**We Highly Recommend adding these products for best results:**

2013 GMC Sierra 1500 Hybrid

dependable

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

2016 GMC Sierra 3500 HD Denali

FASS Adjustable Fuel Pressure Regulator Cummins **We Highly Recommend adding theseFASS 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