Rising Rate Fuel Pressure Regulator FMU Boost dependent and fully adjustable (both base pressure and rate of rise).
Go from 30 psi to 125 psi and 2:1 ratio to 12:1 ratio of adjustment. The best unit available to date for Turbo and Supercharging applications.
Includes all mounting hardware and bracketry.
The FMU, when used in conjunction with high pressure drop-in or in-line fuel pump, is a popular way of increase the flow capacity of the injector.
Many low to medium boost applications are successful at making good power using stock injectors and an FMU.