COBB Tuning Air Oil Separator Black/Red - 2002-2007 Subaru WRX / 2004-2007 STI PDM_intercooler-piping-kits

COBB Tuning Air Oil Separator Black/Red - 2002-2007 Subaru WRX / 2004-2007 STI PDM_intercooler-piping-kitsKeep Oil Out of Your Intake Charge The Cobb Air Oil Separator for the 2004 2021 Subaru STI captures the oil vapor that the factory PCV system vents back into the intake path and separates it before it reaches the turbocharger and intercooler. On a turbocharged Subaru EJ or FA engine, PCV oil vapor coats the inside of the charge pipes, intercooler core, and intake manifold with an oil film over time reducing intercooler efficiency and introducing

A great way to repair any oil leaks you may have coming out of your valve covers

H&R RSS Coil Overs are designed and tested on the famous Nürburgring

so our engineers designed this Performance Air Intake to develop a 7 whp / 5 wtq bolt-on power increase with no bumper removal required

(4) Injector O-rings

Spring Rates: 168 lb front and 258 lb rear

The Gemini R400 bolts directly to the OEM downpipe flange and hanger positions on the VB WRX — no modification required

as you might run the car on a race track

the air pockets reduce the cooling efficiency and will eventually cause the engine to overheat

The MXP Dual Single Tip catback exhaust replaces your Subie’s quiet chambered mufflers with Dual Single Tip straight-through designs that let your track-ready WRX or STI sing at full volume without restrictions

Light up the way

Each pump individually tested

License Plate Delete