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      12-12-2012, 12:27 PM   #9
denaliman
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Drives: 2021 BMW X6M Competition
Join Date: Oct 2012
Location: Ontario, Canada

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Quote:
Originally Posted by GMP Performance View Post
Okay everyone! 62.6mm is the inner diameter of the downpipes.

Hope this helps answer your concerns on these awesome downpipes!
so that is 2 1/2".
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2021 X6M Competition, 2021 Audi SQ5 Technik, 2013 Audi S4

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