Radium Engineering 20-1100-00 MPR Multi-Port Fuel Pressure Regulator - Black

Radium Engineering Fits Multi-Port Regulator Rotating Assembly (MPR-RA) - Black

Radium Engineering 8AN ORB Direct Mount Regulator-Rotating Assembly (DMR-RA) - B

Radium Engineering Multi-Port Regulator Rotating Assembly (MPR-RA) - Black

Radium 20-0965 RA-Series Fuel Pressure Regulator Kit for 08-21 Subaru WRX STI

Radium Engineering 8AN ORB Direct Mount Regulator-Rotating Assembly (DMR-RA) -

Radium 20-1623-00 DMR-RA Direct Mount Fuel Pressure Regulator -8AN ORB Black

Radium 20-1623-01 Direct Mount EFI Fuel Pressure Regulator 8AN ORB, GAS/E85