What is the adjustment range for this fuel pressure regulator?

This AEM fuel pressure regulator can be adjusted from 40 PSI up to 130 PSI. The longer spring inside allows for this wide range of adjustment, suitable for many high-performance applications.

What fuel types can this regulator handle?

The High Capacity Universal FPR is compatible with alcohol fuels and various race fuels. This makes it a versatile option for different performance setups.

Does this regulator come with everything needed for installation?

The regulator includes a universal mounting bracket and four screws. However, a barb fitting for the outlet port is sold separately under part number 25-390.

AEM High Capacity Universal Black Adjustable Fuel Pressure Regulator

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Specifications

Brand: AEM
Part #: 25-305BK
UPC: 840879025953

AEM High Capacity Universal Black Adjustable Fuel Pressure Regulator

Name: AEM High Capacity Universal Black Adjustable Fuel Pressure Regulator
Brand: AEM
Price: 178.74 USD
Availability: InStock

$178.74

AEM's High Capacity Adjustable Fuel Pressure Regulator is built for boosted racecars needing reliable fuel pressure and high fuel volume. Adjusts from 40-130 PSI.

Key Features

High capacity design — handles large fuel volumes for boosted applications.
Adjustable range from 40 to 130 PSI — allows tuning for specific needs.
1:1 rising rate — fuel pressure increases with boost pressure.
Alcohol and race fuel compatible — works with various fuel types.
Includes mounting bracket and hardware — for installation.
Black anodized finish — for durability and appearance.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Product Details

AEM High Capacity Universal Adjustable Fuel Pressure Regulator. Black Anodized. Inlet: 2 X -6 (9/16-18) Outlet: -6 (9/16"-18), Gauge Port: 1/8"NPT, Vacuum Hose: 5mm (3/16"), and Universal Mounting Bracket with Four (4) 10-32x1/2" Screws. Barb fitting for Outlet port sold separately PN 25-390.AEM's High Cap Universal Adjustable Fuel Pressure Regulator (PN 25-305BK) is the perfect solution for racers who need reliable fuel pressure in high-boost vehicles and racecars that require a large volume of fuel delivery. A longer spring provides for a wider range of adjustment (from 40 to 130 PSI). An easy-to-adjust set screw stands up to repeated adjustments.A single large return orifice is designed to handle high rate flow pumps. The regulator has a 1:1 rising pressure rate for boosted applications, and it is alcohol fuel and race fuel compatible. The High Cap Universal FPR is tapped to accept a 9/16"-18 O-Ring sealed fittings for inlet and return, and includes a 1/8 NPT port for a fuel pressure gauge or pressure sensor pick up.High Capacity Universal Adjustable Fuel Pressure Regulator. Black Anodized. Inlet: 2 X -6 (9/16-18) Outlet: -6 (9/16"-18), Gauge Port: 1/8"NPT, Vacuum Hose: 5mm (3/16"), and Universal Mounting Bracket with Four (4) 10-32x1/2" Screws. Barb fitting for Outlet port sold separately PN 25-390.