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      06-30-2020, 09:07 PM   #449
s0ldats
First Lieutenant
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Drives: 2011 E90 M3 stripper
Join Date: Aug 2019
Location: socal

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the supersprint sounds amazing. if you're thinking about going test pipes, still recommend going full x-pipe! hang your oem one from the rafters in garage or on the wall.

unless you're homies with the smog shop, some places will fail you for having clamped on cats.
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