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BMW 3-Series (E90 E92) Forum
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Dealer ECU Flash
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| 09-15-2010, 06:36 PM | #1 |
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New Member
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Rep 16
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Drives: Drak Grey 335i Sedan
Join Date: Sep 2010
Location: Royal Oak, MI
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Dealer ECU Flash
So I took my 2007 335i into the dealer on tuesday for a recommended ECU flash. When I got it back it seemed like the stock exhaust was louder (I am not the only one that thought so). Has anyone heard this?
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