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| 07-26-2013, 05:08 PM | #1 |
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Major General
 
1903
Rep 6,968
Posts
Drives: 2007 Black/Black 335i e90
Join Date: Apr 2011
Location: Holly, MI
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MPG ?
Anyone put AFE stage 2 CIR on their M3 and see a difference on their gas milage ? If so, how much of an increase did you see?
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