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06-10-2010, 12:51 PM | #3 |
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Drives: 2008 E92 ///M3 Alpine White
Join Date: Oct 2009
Location: SoFla - Bonita Springs
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Like an inch or two?
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06-10-2010, 01:05 PM | #4 |
BimmerPost Supporting Vendor
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It is approximately 20mm. It is definitely enough to warrant the purchase of a exhaust for your particular vehicle.
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06-10-2010, 10:58 PM | #5 |
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