Thread: Stock F30 335i Axle Back Exhaust Muffler Modification and Dissection
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      03-12-2014, 01:07 PM   #52
Philipangoo
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Drives: F30 335
Join Date: Oct 2012
Location: TX

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You have been running this set up for a while. Any change in the sound overtime or is it holding up well ?
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