Radium Engineering FPR Adapter - 8AN ORB 11mm Bore 32mm Spacing M5

20-0301,2,3 are used to adapt to OEM components, such as fuel pressure regulators, fuel pressure sensors, etc.
Fitting Threads: 8AN ORB male
Application: 
Nissan RB26DETT
Nissan RB25DET
Nissan SR20DET
Nissan KA24DE
Nissan CA18DET
Saab 9-2X Aero 2.5L
Subaru EJ20 GC8 WRX
Subaru EJ25 GR WRX
Mazda RX7 13B Series 6
etc.
Required: Fuel rail must have a 8AN ORB female threaded port.