Forge Motorsport recirculating blow off valve for 2002-2007 WRX and 2004-2021 STi. Made from billet aluminium, this recirculating diverter valve dumps the charge-air back into the air intake system keeping external noise to a minimum. This increases throttle response and clamping load to maintain boost pressure more reliably.
*Discontinued*
This item has been discontinued by Forge. We have none remaining in stock.
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Vehicle Fitment:
2002-2007 Subaru WRX
2004-2021 Subaru STi