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      02-23-2012, 07:02 PM   #3996
805beemer
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Drives: 2008 135i
Join Date: Jul 2011
Location: Lompoc, CA

iTrader: (3)

Here's an old log from my car with the surge on stage 2+ sport. You can see it's making very little boost until 4k rpms, then comes in all of a sudden.
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