Perrin Performance Air Oil Separator Kit for 02-07 WRX/STI Black Wrinkle Finish

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Product type: Catch Cans & AOS

Vendor: Perrin Performance

Tags: 02-07 WRX, 04-07 STI

$445.50

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.