Outfront Motorsports 600 Complete Cylinder Head Package for 15-21 WRX FA20DIT AW20 Drivetrain New O-Ring Provided

New O-Ring Provided

Of course and this 3 port boost control solenoid will help you do it

We also use a higher strength screen material

2004 Subaru Impreza WRX 2

Outfront Motorsports 600 Complete Cylinder Head Package for 15-21 WRX FA20DIT AW20 Drivetrain New O-Ring ProvidedThe Outfront Motorsports 600 Cylinder Heads are the perfect entry level replacement heads if you had a failure requiring you to completely replace heads or if you just want brand new heads outright. These heads are a great option for your basic bolt on engines up to 600 BHP. The Outfront 600 Heads start with new OEM Genuine Subaru head castings and camshaft carriers. A multi angle valve job is performed as well as a fresh resurface. The heads go