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      09-10-2011, 06:18 PM   #60
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Drives: 2011 M3
Join Date: Jul 2006
Location: NJ

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Originally Posted by ILoveChess100 View Post
Out of curiosity, what does that particular tune do to gas mileage?
No one has had it long enough to accurately answer this. However I can tell you that I don't expect it to improve my horrific MPG; I drive the car in DS all of the time in quite a bit of stop and go traffic. WTF though, I bought it to enjoy it.
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