Perrin Performance Air Oil Separator Kit for 02-07 WRX/STI Black Wrinkle Finish
02-07 WRX, 04-07 STI
The PERRIN Air Oil Separator traps oil from the crank case vents before it enters the intake, reduces carbon build-up, increases intercooler efficiency, which reduces the chance of performance-robbing detonation.
- Item Requires Shipping
- 5.0 lbs.
- Free ground shipping on all order over $100.00 (some exclusions may apply)
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