AEM Adjustable Fuel Pressure Regulator / Honda Fitments

Only 1 left
SKU: 25-300BK
Regular price $153.95

Adjustable Fuel Pressure Regulator for Honda

AEM's Honda/Acura Adjustable Fuel Pressure Regulators are capable of supporting enough fuel flow for engines up to 1000 horsepower. Our patented interchangeable discharge ports enable the regulator's output to match the output of any fuel pump. A single large discharge orifice is included, additional ports are sold separately). AEM includes a custom barb fitting to accommodate the factory fuel hose and the base of each regulator is tapped to accept a -6 AN or 9/16"x18 fittings.


  • CNC-machined from 6061-T6 billet aluminum
  • Mounts directly to O.E. fuel rail or AEM High Volume Fuel Rail
  • Patented interchangeable discharge orifices match output of virtually any fuel pump (single large port included)
  • Accept a -6 AN or 9/16”x18 fittings
  • Adjustable from 20 psi to maximum fuel pump capacity
  • Boost dependent rising fuel pressure rate (1:1)
  • No additional parts required for installation
  • Manufactured and assembled in the USA


  • 1994 - 2001 Acura Integra GSR 1.8L
  • 1992 - 1995 Honda Civic EX, Si 1.6L VTEC
  • 1999 - 2000 Honda Civic Si 1.6L VTEC
  • 1992 - 1995 Honda Civic DX, LX 1.5L
  • 1992 - 1995 Honda del Sol S 1.5L
  • 1992 - 1995 Honda del Sol Si 1.6L SOHC VTEC
  • 1994 - 1997 Honda del Sol VTEC 1.6L DOHC VTEC