Outfront Motorsports 600 Complete Cylinder Head Package for 15-21 WRX FA20DIT AW20 Drivetrain Of course and this 3

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

Oil or Fuel pressure

Suitable for:

Link G4+ Storm Black (Loom A/Pin Kit A also required) – Note: Loom B is not required for the older Silver or Blue G4 or G4+ Storm models

over CAN or both

Outfront Motorsports 600 Complete Cylinder Head Package for 15-21 WRX FA20DIT AW20 Drivetrain Of course and this 3The 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