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.
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Subaru WRX 6MT DIT FA20/FA24 (Cobb Accessport) Custom Tuning Package
$250.00 – $400.00 Select options This product has multiple variants. The options may be chosen on the product page