Perrin’s boost control solenoid cover is a neon yellow trim piece made to fit 2008–2021 Subaru STI models. It provides a finished, color-matched cover for the boost control solenoid assembly using the factory mounting points. The part is offered as a direct replacement aesthetic upgrade that keeps the solenoid accessible while adding Perrin styling to the engine bay.
PERRIN 08-21 Subaru STI Boost Control Solenoid Cover - Neon Yellow