Process West Boost Soleniod Cover Red Subaru STI 2008-2021 | PWED01R Wheel Offset_45mm * The controller’s high speed

* The controller’s high speed digital implementation ensures no loss of signal fidelity and full transient response

Produces a Throaty

For complete lift and duration specifications

Part #: 965 028 A

ACT's HY3-HDSS kit features a sprung

Process West Boost Soleniod Cover Red Subaru STI 2008-2021 | PWED01R Wheel Offset_45mm * The controller’s high speedProduct Fitment: 2008 2021 Subaru STI The Process West Boost Solenoid Cover is a simple, high quality engine bay dress up component designed to replace the factory unit with a cleaner, more refined appearance. Built for enthusiasts who value attention to detail, it delivers a subtle but noticeable improvement to overall engine bay presentation. Clean Engine Bay Upgrade This cover replaces the factory boost solenoid cover with a more purposeful design,