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The COBB 3-port boost control solenoid is a direct replacement for specified 2008–2012 Subaru WRX and STI applications (including STI hatch and 2011–2012 sedan), supplying the solenoid function used by the vehicle’s boost management system. It’s intended as a service or upgrade part to restore reliable boost control and maintain electronic turbo regulation on supported Subaru models.
Cobb 08-12 Subaru WRX / 08-12 STI Hatch / 11-12 STI Sedan 3-Port Boost Control Solenoid
