Turbo XS Electronic 3-Port Boost Control Solenoid Kit Subaru STI 2008-2021 | WS08-BCS 0mm but need to have it

but need to have it recirculated back into your intake stream to keep your OEM computer happy

3 Tips Included

Continental ethanol content sensor included

Stiffens your stock transmission support which will add some noise

so as to gaining maximum torque and horse power

Turbo XS Electronic 3-Port Boost Control Solenoid Kit Subaru STI 2008-2021 | WS08-BCS 0mm but need to have itFitment Information: 2008 2021 Subaru STI Features: The TurboXS Boost Control Solenoid is designed to replace the 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.