Fuel Pressure Regulator 6AN Adjustable - E85, Gas & Diesel Compatible - Black Billet Aluminum Model_B4000 The E99 ECM must be

The E99 ECM must be upgraded for tuning using VCM Suite and an MPVI2 or newer generation interface

this harness allows precise control over your fuel pumps

Rear flange bolts directly to differential

or running a high-horsepower forced induction build

Note: We also support the T93 TCM found in 2020+ GM vehicles as well as some 2019+ GM vehicles (non-Global B) with the 8 and 10-speed transmissions

Fuel Pressure Regulator 6AN Adjustable - E85, Gas & Diesel Compatible - Black Billet Aluminum Model_B4000 The E99 ECM must beThe Hinson Motorsports 6AN Adjustable Fuel Pressure Regulator is built for serious performance fuel systems running EFI, E85, gasoline, or diesel applications. Precision machined from billet aluminum with a black anodized finish, this regulator delivers accurate, stable fuel pressure regulation whether you're on the street, strip, or road course. Key Features Adjustable Fuel Pressure: Wide adjustment range to dial in precise fuel pressure for EFI and