GrimmSpeed Stage 1 Power Package Subaru STI 2008-2014 Vehicle Model_Lancer Evolution 9 Provides a quicker and more

Provides a quicker and more precise boost control response

Has it seen better days

Adjust your BOV venting bias electronically on-the-fly

These lower control arms not only give you additional camber adjustment

Taken your throttle body coupler off one too many times

GrimmSpeed Stage 1 Power Package Subaru STI 2008-2014 Vehicle Model_Lancer Evolution 9 Provides a quicker and moreThe GrimmSpeed Stage 1 Power Package is an excellent place to start when modifying your 2008 2014 Subaru STI. The upgraded GrimmSpeed 3 Port Boost Control Solenoid offers more accurate and more responsive boost control and is a must when having your vehicle professionally tuned. The GrimmSpeed Intake adds an additional performance increase by reducing pre turbo restriction, which allows your turbo to build boost more quickly and more efficiently. It's