Universal Adjustable Fuel Pressure Regulator. Black. Inlet: 2 X -6 (9/16-18) Outlet: -6 (9/16 in-18) Gauge Port: 1/8 inNPT Universal Adjustable Fuel Pressure Regulator, Black Anodized, Inlet 2 X -6...

Perrin Subaru 08-15 Subaru STi Black Adjustable Fuel Pressure Regulator Kit

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...

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