This oil pump modefication starts by taking appart an OEM oil pump and de-burring it to reduce flow restrictions. From there the pump is re-shimmed to increase oil pressure output before being finally assembled with the larger 12mm impeller for increase volume output by 20%.
Increased Pressure Over Stock: Yes
Increased Volume Over Stock: Yes
Rotor Size: 12mm
Mfgr. Warranty: No Warranty
- 2002 Subaru Impreza WRX
- 2003 Subaru Impreza WRX