Perrin - Subaru 02-07 WRX / 04-21 STI - Recirculating Blow Off Valve kit (Red) subaru-legacy-2012 This pipe utilizes the Mishimoto

This pipe utilizes the Mishimoto air straightener and CNC-machined mass airflow sensor (MAF) housing to provide accurate and consistent MAF readings

the 725 and 850 Series

The Pro Racer fits like a glove

It joins the stock airbox (or optional COBB SF Intake) to the turbo inlet tube by replacing the stock corrugated rubber piece

Perrin - Subaru 02-07 WRX / 04-21 STI - Recirculating Blow Off Valve kit (Red) subaru-legacy-2012 This pipe utilizes the MishimotoOVERVIEW Adjustable relief pressure and flow control make fine tuning on the fly simple and quick with the PERRIN BOV BPV. HIGH FLOW With large 1. 225" inlets and outlets, the PERRIN Blow Off Valve is sized perfectly to relieve any amount of boost pressure without fear of compressor surge. Dont be fooled by giant oversized blow off valves, these inlet and outlet sizes were chosen to ensure the perfect balance of flow and to maintain the boost in your