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Holley EFI Diecast Fuel Filter Regulator 12-889

Fuel Injection Pressure Regulator


Diecast Fuel Filter Regulator; -8AN NPT; 175 GPH; 10 Micron; Alum. Housing Black and Clear Anodized; Internal Reg. Is Preset at 59.5 PSI;

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  • Designed To Help Minimize The Fuel Line Plumbing Needed
  • Die Cast Aluminum Assembly
  • 175 GPH 10 Micro Filter
  • Regulator Preset at 59.5 PSI
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 easier! The new diecast aluminum Holley EFI Filter Regulator assembly simplifies your installation by combining the fuel filter and regulator in one assembly that can be mounted in the rear of the vehicle. Thus making your return line much shorter. The die cast aluminum assembly contains a 175 GPH 10 Micron filter and a regulator preset at 59.5 psi. The filter regulator comes in 3/8" NPT or 8 AN port sizes to match most EFI fuel systems.


Free Flow GPH:175
Fuel System Type:EFI
Micron Rating:10
Pressure:59.5 PSI
Thread Size:8AN
WARNING CA Proposition 65:No


  • 12-889
  • 12-889
  • Holley EFI
  • New

Shipping Information

  • Item Requires Shipping
  • 1.9 lbs.
  • W4.2500” x H4.5000” x L8.7500”

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