Holley 12-848 Dominator Fuel Pressure Regulator Inline Return Style 15-65PSI Blk
Holley 12-848 Dominator Fuel Pressure Regulator Inline Return Style 15-65PSI Blk. Holley 12-848 Billet Fuel Pressure Regulator Adjustable 15-65 PSI. About Holley Holley® has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every NASCAR® Sprint® Cup team and nearly every NHRA® Pro-Stock champion for four decades. Now, Holley EFI […]