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      02-13-2013, 08:45 AM   #40
MilehighM3's Avatar
Drives: E90 M3
Join Date: May 2011
Location: Colorado Springs

Posts: 2,109
iTrader: (9)

I like the AFR on the tune, but is the stock AFR really that bad? Perhaps there was an issue with the dyno's wideband? Guess I never paid attention to others dyno, or at least not that I can recall.
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