Product Description Year Make Model The TurboXS 2008 - 2014 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part Fits:YearMakeModelSubmodel2008-2014SubaruImprezaWRX Category: Forced Induction>Boost Controllers MPN: W08-BCS