Perrin - Subaru 08-14 WRX/STI - Air Oil Separator (Neon Yellow) subaru-ascent-2020 Will support vehicles with up

Will support vehicles with up to 350 hp

layout (set up race

This tube upgrade is a direct replacement for the factory "accordion style" intake tube and bolts right up to the OE air intake system

Progressive Spring Design for Excellent Ride Quality

The main concept of MONO SPORT is to provide driving pleasures to all drivers

Perrin - Subaru 08-14 WRX/STI - Air Oil Separator (Neon Yellow) subaru-ascent-2020 Will support vehicles with upOVERVIEW 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