Pressure Regulators

Adjustable Fuel Pressure Regulator Rebuild Kit. Includes: Diaphragm, Single Large .250 Return Orifice & O-Ring

BBK has made ongoing improvements to the internals of the fuel pressure regulators over the years. By using this rebuild kit fuel pressure regulator you'll not only have brand new internals, but will be making it like new again

DeatschWerks Toyota / Subaru Performance In-Tank Regulator - High Performance 4.5 BAR

Fuelab Diaphragm & O-Ring Kit for 515xx/525xx Series Regulators - Large Seat

Fuelab Diaphragm & O-Ring Kit for 535xx/545xx Series Regulators - All Models

Fuelab Diaphragm & O-Ring Kit for 515xx/525xx Series Regulators - Standard Seat

They work in tandem with your AEM fuel pressure regulator to smooth out the pressure pulsations caused by the injectors opening and closing as well as the fuel pump operation under load.

They work in tandem with your AEM fuel pressure regulator to smooth out the pressure pulsations caused by the injectors opening and closing as well as the fuel pump operation under load.