Compare Maximum number of 4 items selected Holley EFI Fuel Injection Pressure Regulator - 512-515 Part #: 512-515 Line: HLY Holley EFI Fuel Injection Pressure Regulator 90 Day Limited Warranty Color: Black Material: Steel Adjustable: Non-Adjustable Operating Pressure (psi): 43 psi Number Of Outlets: None Fuel Type: Gasoline Number Of Inlets: None Gauge Port Included: No Show More Show Less