The EFI Diecast Filter Regulator from Holley combines a fuel filter and bypass pressure regulator in one die-cast aluminum assembly, simplifying return-style EFI plumbing by mounting near the tank.

Holley 12-889 Features:

• Combined 110 GPH, 10 micron fuel filter and regulator.
• Internal regulator preset to 59.5 PSI.
• -8 AN O-ring inlet and outlet ports.
• Die-cast aluminum housing, clear and black anodized.
• Shortens return-line plumbing for EFI conversions.