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      05-17-2013, 08:43 AM   #2
Datsik's Avatar
Drives: 2011 E90 M3 DCT
Join Date: Apr 2013
Location: Birmingham

Posts: 496
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I think this is like a break in period for the exhaust. It should also smell weird. As long as it isn't blue you should be fine though, blue would mean there is a problem with your turbos. If I'm right it should stop in like 5-7 days.
2011 Alpine White/Black E90 M3 Competition, Technology, Premium Sound, Cold Weather, Comfort
Datsik is offline   United_States
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