Originally Posted by MFwrx
18 psi, tuner said any higher n I'd blow off the plastic links on the sides of the intercooler. Any idea where I can get the leakdown test done and how much it should cost?
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.