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      09-09-2012, 08:30 AM   #6
CanAutM3
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Drives: 2015 M4 DCT
Join Date: Jan 2012
Location: Montreal

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2015 BMW M4  [4.10]
2006 Audi S4  [0.00]
Mine is the same and has been that way since new.

Here's a picture I took just a few days after I had it installed. I talked to a few experts at work (aircraft turbine engine manufacturer) and they say it is normal for rolled titanium. It is almost impossible to get the welded seem perfect.
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