View Single Post
      11-14-2012, 04:58 PM   #23
phrenetiK
Banned
7
Rep
357
Posts

 
Drives: 08 135i
Join Date: Mar 2012
Location: Houston, TX

iTrader: (4)

converted my diverter valves to blow off valves, when i did that i could hear them leaking the entire RPM band.