Fuel Pressure Regulators

Holley EFI 12-878 Regulator Replacement Kit for 12-875 & 12-876 When converting your fuel system to a return style EFI setup, the biggest challenge can be plumbing the fuel lines. Holley continues to be the leader in fuel system development to make...

Holley 12-876 EFI Fuel Filter Regulator Assembly w/ -8AN When converting your fuel system to a return style EFI setup, the biggest challenge can be plumbing the fuel lines. Holley continues to be the leader in fuel system development to make your life...

Holley 12-875 EFI Fuel Filter Regulator Assembly w/ 3/8" NPT When converting your fuel system to a return style EFI setup, the biggest challenge can be plumbing the fuel lines. Holley continues to be the leader in fuel system development to make your...

FUEL PUMP RETURN KIT Highly recommended to keep your fuel pump happy. PART# 2922 If you plan to run a return line with your Atomic EFI system, this kit provides a regulator, 15 ft of 3/8" line and the fittings to assemble. Features: Regulator...

FUEL PRESSURE REGULATOR The recommended operating range is 15-90 psi. The Atomic Adjustable Regulator is configured for a single -6AN inlet, and dual -6AN outlets (for regulator-to-tank line routing flexibility). The maximum recommended flow rate is...