AEM's Honda/Acura Adjustable Fuel Pressure Regulator supports enough fuel flow for engines up to 1,000 horsepower. A patented interchangeable discharge port design lets the regulator's output be matched to the output of any fuel pump; a single large discharge orifice is included. AEM includes a custom barb fitting to accommodate the factory fuel hose, and the base of the regulator is tapped to accept a -6 AN or 9/16"x18 fitting. No additional parts are required for installation.
WarrantyInstallation Instructions
Specifications:
- Patented interchangeable discharge orifices match output of virtually any fuel pump (single large port included)
- Mounts directly to O.E. fuel rail or AEM High Volume Fuel Rail
- Adjustable from 20 psi to maximum fuel pump capacity
- Boost-dependent rising fuel pressure rate (1:1)
- No additional parts required for installation
- CNC-machined from 6061-T6 billet aluminum
- Accepts a -6 AN or 9/16"x18 fitting
- Patent # 6,298,828
- Part Number: 25-301BK
Vehicle Applications
- 1998 Acura CL Base
- 1998 Acura CL Premium
- 1999 Acura CL Premium
- 1998 Honda Accord DX
- 1999 Honda Accord DX
- 2000 Honda Accord DX
- 2001 Honda Accord DX
- 2002 Honda Accord DX
- 1998 Honda Accord EX
- 1999 Honda Accord EX
- 2000 Honda Accord EX
- 2001 Honda Accord EX
- 2002 Honda Accord EX
- 1998 Honda Accord LX
- 1999 Honda Accord LX
- 2000 Honda Accord LX
- 2001 Honda Accord LX
- 2002 Honda Accord LX
- 2000 Honda Accord SE
- 2002 Honda Accord SE
- 2001 Honda Accord Value Package
- 2002 Honda Accord Value Package
- 1996 Honda Civic CX
- 1997 Honda Civic CX
- 1998 Honda Civic CX
- 1999 Honda Civic CX
- 2000 Honda Civic CX
- 1996 Honda Civic DX
- 1997 Honda Civic DX
- 1998 Honda Civic DX
- 1999 Honda Civic DX
- 2000 Honda Civic DX
- 1996 Honda Civic HX
- 1997 Honda Civic HX
- 1998 Honda Civic HX
- 1999 Honda Civic HX
- 2000 Honda Civic HX
- 1996 Honda Civic LX
- 1997 Honda Civic LX
- 1998 Honda Civic LX
- 1999 Honda Civic LX
- 2000 Honda Civic LX
- 1999 Honda Civic Value Package
- 1996 Honda Civic del Sol S
- 1997 Honda Civic del Sol S
- 1999 Honda CR-V EX
- 2000 Honda CR-V EX
- 1999 Honda CR-V LX
- 2000 Honda CR-V LX
- 2000 Honda CR-V SE
- 2000 Honda S2000 Base
- 2001 Honda S2000 Base
- 2002 Honda S2000 Base
- 2003 Honda S2000 Base
- 2004 Honda S2000 Base
- 2005 Honda S2000 Base
FAQ
What does AEM's adjustable fuel pressure regulator do?
It lets output pressure be adjusted from 20 psi up to the fuel pump's maximum capacity, using a patented interchangeable discharge orifice that can be matched to different fuel pumps, with a boost-dependent 1:1 rising fuel pressure rate.
What is included and how does it mount?
It mounts directly to the OE fuel rail or an AEM High Volume Fuel Rail, includes a barb fitting for the factory fuel hose, and its base is tapped to accept a -6 AN or 9/16"x18 fitting. No additional parts are required for installation.
Which vehicles does part 25-301BK fit?
It fits 1998-1999 Acura CL, 1998-2002 Honda Accord, 1996-2000 Honda Civic, 1999-2000 Honda CR-V and 2000-2005 Honda S2000.