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      09-14-2012, 12:28 PM   #7
Private First Class
Drives: 2011 E90 M3 DCT Competition
Join Date: Aug 2010
Location: Studio City, CA

Posts: 101
iTrader: (0)

Everyone seems to be very happy with Mike's tune and I'm tempted too. I keep asking my self why doesn't BMW do this "tune" from the factory? Is there better flexibility, durability, or stability with the factory tune? I do want my car to be smoother and more powerful but what will I be missing?
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