The TurboXS 2008 - 2021 Subaru STI 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:

Year	Make	Model	Submodel
2008-2014	Subaru	Impreza	WRX STI
2015-2021	Subaru	WRX STI	Base
2015	Subaru	WRX STI	Launch Edition
2015-2021	Subaru	WRX STI	Limited
2019	Subaru	WRX STI	S209
2016	Subaru	WRX STI	Series.HyperBlue
2018	Subaru	WRX STI	Type RA