15951 - Nitrous Express Fuel Pressure Regulator

This part should fit your vehicle. It is a universal part.

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Part #: 15951
Notes: Non Bypass Fuel Pressure Regulator
Your Price: $80.26

This Item Also Available In

Part Number Price Notes & Specs
15948 $117.04 Notes Bypass Style Billet Fuel Pressure Regulator
Range 30-100Psi
15949 $117.04 Notes Bypass Style Billet Fuel Pressure Regulator
Range 1.5-25Psi
15952 $112.39 Notes Non Bypass Fuel Pressure Regulator
w/ Fuel Pressure Gauge

All Fitments

Year Model SubModel Cylinders Liter Aspiration Eng Desg. Fuel Notes

Product Description

Bypass Fuel Pressure Regulator
The NX billet aluminum bypass fuel pressure regulator offers accurate pressure control in a compact, lightweight package.

The NX regulator utilizes two o-ring sealed 6AN style inlet ports, and one 6AN o-ring sealed outlet port. These regulator ports are NOT PIPE THREAD and utilize NO THREAD SEALANT. This regulator has one boost reference port on the regulator housing and will raise fuel pressure 1:1 per pound of boost.


  • Adjustable from 40-65psi
  • Billet aluminum regulator housing
  • Optional boost/vacuum port for applications where one pound of fuel pressure increase is desired per pound of boost.
  • To use the enclosed regulator in your vehicles fuel system, you must install the necessary adapter fittings and o-rings, high pressure fuel lines and/or fuel injector rails to adapt your system to the configuration and ports of this regulator. no fittings are included.

Non-Bypass Fuel Pressure Regulator