AEM Honda/Acura Adjustable Fuel Pressure Regulator - Inline Flange - 25-300BK

AEM ElectronicsSKU: AEM25-300BK

$153.95 $172
Available (55 units), to ship. For local pickup, please contact us.


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. 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. Acura & Honda Inline Flange with Straight Return Line Fitting.

  • 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 9/16x18 fittings
  • Adjustable from 20 psi to maximum fuel pump capacity
  • Boost dependent rising fuel pressure rate (1:1)
  • No additional parts required for installation
  • Patent # 6,298,828

94-01 Acura Integra GS LS RS 1.8 B18B1
94-01 Acura Integra GS-R 1.8 B18C1
97-01 Acura Integra Type-R 1.8 B18C5
90-93 Honda Accord 2.2 F22A (Must use AEM Fuel Rail)
92-95 Honda Civic CX 1.5 D15B8
92-95 Honda Civic DX LX 1.5 D15B7
92-95 Honda Civic EX 1.6 D16Z6
92-95 Honda Civic Si 1.6 D16Z6
93-95 Honda Del Sol S 1.5 D15B7
93-95 Honda Del Sol Si 1.6 D16Z6
94-97 Honda Del Sol VTEC 1.6 B16A
99-00 Honda Civic Si 1.6 B16A
92-96 Honda Prelude S 2.2 F22A (Must use AEM Fuel Rail)

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