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Brilliant White DINAN Mid-Pipe Install/Review
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09-26-2009, 12:02 AM
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Trier Germany
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Drives: 2009 E-90 M3 space gray
Join Date: Nov 2008
Location: Deutschland KreisTrier auf Autobahn 64 & Tucson AZ
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It's totally normal my midpipe was the exact same way. i don't know why BMW would dimple the pipes. They must have some sort of weird engineering theory?
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