GrimmSpeed Boost Control Solenoid Adapter FA20 (057047) StillenShipping_50 fastener holes provided for mounting

fastener holes provided for mounting

Epoxy Sealed

Faster turbocharger spool with better power delivery

L V8 07-10

6200011 is a 6-pad rigid race disc made with high quality ceramic friction materials

GrimmSpeed Boost Control Solenoid Adapter FA20 (057047) StillenShipping_50 fastener holes provided for mountingIf you've been in the Subaru game for long, you're probably well aware that a 3 port Boost Control Solenoid (BCS) is considered my most to be a 'must have' improvement before having your car tuned. GrimmSpeed has become the trusted brand in the BCS market, with tens of thousands of solenoids in operation today across the globe. The 2015 WRX offers a unique change of pace, as the factory 2 port solenoid is mounted directly to the plastic turbo inlet