AEM's universal adjustable fuel pressure regulator supports enough fuel flow for engines up to 1,000 horsepower. It is tapped to accept -6 AN or 9/16x18 fittings and includes a 1/8 NPT port for a fuel pressure gauge or pressure sensor pickup.
WarrantyInstallation Instructions
Specifications:
- CNC-machined from 6061-T6 billet aluminum
- Adapts to virtually any vehicle for universal use
- Adjustable from 20 to 120 PSI
- Boost-dependent rising fuel pressure rate (1:1)
- Tapped to accept -6 AN or 9/16x18 fittings
- 1/8 NPT port for a fuel pressure gauge or sensor
- Supports fuel flow in racing applications up to 1,000 horsepower
- Patent # 6,298,828
- Part Number: 25-302BK
FAQ
What is the adjustment range of the AEM 25-302BK regulator?
It is adjustable from 20 to 120 PSI with a boost-dependent 1:1 rising fuel pressure rate.
What fittings does it accept?
It is tapped to accept -6 AN or 9/16x18 fittings and includes a 1/8 NPT port for a fuel pressure gauge or sensor pickup.
What horsepower can it support?
It supports fuel flow in racing applications up to 1,000 horsepower.

