5 Stars
Easy install. Sounds great and noticeable power increase
Great news – on this purchase, you'll enjoy a BuildBUX bonus of $5.35.
The GrimmSpeed Stage 1 Power Package is an excellent place to start when modifying your 2015+ Subaru WRX. 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.
Part #: 191010
Stage 1 Package Components
1x GrimmSpeed 3-Port Electronic Boost Control Solenoid (057041)
1x GrimmSpeed Cold Air Intake System (060060)
1x GrimmSpeed License Plate Frames (111002)
Stage 1 Package Features
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