Radium FPR RA Fuel Pressure Regulator Kit - Mazda MX-5 NB 99-05 0280750156 The "RETURN" port is tapped

The "RETURN" port is tapped with 3/4"-16 (8AN ORB) threads

Without making any permanent modifications

Returnless (x2)

2017–2019 G01 X3 M40i

Radium FPR RA Fuel Pressure Regulator Kit - Mazda MX-5 NB 99-05 0280750156 The "RETURN" port is tappedThis kit features a new adjustable fuel pressure regulator (FPR) that is compatible with all fuel pump hangers including the factory returnless system found in the NB chassis. As shown below, the FPR is mounted near the EVAP charcoal canister using OEM threaded studs. The OEM fuel feed line from the fuel pump to the fuel filter is reused and unaltered. However, two new 6AN fuel lines (shown below) are provided to and from the FPR. A fuel pressure