Pay in 4 interest-free payments of $54.94 Learn more
Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
every component of every kit should be available if you need to replace it
The BCS comes with a custom aluminum mounting bracket
BOLT M8 L=55mm （2）
Custom high flow
more torque
Perrin - Subaru 02-07 WRX/STI - Air Oil Separator (Neon Yellow) subaru-wrx-2023 every component of every kitOVERVIEW The PERRIN Air Oil Separator traps oil from the crankcase vents before it enters the intake, reduces carbon build up, increases intercooler efficiency, which reduces the chance of performance robbing detonation. NO TUNING REQUIRED Increase horsepower and torque without ECU recalibration or tune! This part is designed and tested to work safely on your vehicle without any tuning required! However, more power can be gained with proper ECU
