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The Perrin blow-off valve for Subaru turbo models is a direct-fit bypass valve made to replace the factory unit. It fits 2002–2007 WRX, 2004–2021 STI, and 2006–2008 FXT applications and is finished in black. The valve offers a replacement venting solution intended to manage compressor surge and recirculation in turbocharged Subaru engines while matching the vehicle's factory mounting and vacuum lines.
PERRIN 02-07 Subaru WRX / 04-21 STI / 06-08 FXT Bypass/Blow Off Valve - Black
