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Old 06-27-2011, 12:20 PM   #156
Scooby Newbie
Member#: 264415
Join Date: Nov 2010
Chapter/Region: South East
Location: Miami, FL
2011 impreza WRX


Originally Posted by Midevil

Did you upgrade your stock BPV? They leak when you get around 17psi, so it may be that. The TMIC/BPV on the WRX are terrible and you will benefit by going aftermarket. The Forge BPV has had a lot of good reviews.
Iv read that sone people have carried the stock bov up to 22psi no problem. Can you explain why a struggling bov would make that noise though? Like what's physically causing the sound I make during boost?
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