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Old 09-25-2012, 02:45 PM   #35
Scooby Newbie
Member#: 330340
Join Date: Aug 2012
Location: Walden Woods
2011 WRX
SWP 4Dr.


Originally Posted by RuinerXL View Post
Happens while on throttle only and seemingly right around peak boost, at least in my experience. Time to go with an aftermarket BPV?
yea, I tried that...... no good, still chirping.

prob your wastegate chattering. lots o people have this issue. especially with reduced back pressure and higher boost
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neilperry is offline   Reply With Quote