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      06-19-2012, 09:25 AM   #5
Second Lieutenant

Drives: BMW 1M AW
Join Date: Sep 2009
Location: Singapore

Posts: 220
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Originally Posted by romak47 View Post
hell no that not normal.
have tial as well and it releases that pressure every time.

Do u rev till 6-7k rpm? It doesn't blow off.. Maybe it's cause boost get tapered at higher rpm?