AEM High Volume Adj Fuel Pressure Regulator Honda Civic EX and Si 88-91

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. 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.

Legal in California only for racing vehicles which may never be used upon a highway.

Adjustable from 20 psi to maximum fuel pump capacity
Interchangeable discharge ports match regulator output to output of any fuel pump
Patent # 6,298,828
CNC-machined from 6061-T6 billet aluminum
No additional parts required for installation
Mounts directly to O.E. fuel rail or AEM High Volume Fuel Rail
Manufactured and assembled in the USA