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PERRIN black blow-off valve adapter flange for 2015–2021 Subaru WRX turbocharger applications. This adapter flange allows installation of compatible aftermarket blow-off valves by providing a vehicle-specific mating surface in a black finish. It’s intended for owners fitting or upgrading a turbocharge bypass valve on WRX models within the listed year range.
PERRIN 15-21 Subaru WRX Turbo Adapter Flange - Black
