Thread: New Z4M owner
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      08-01-2015, 03:50 AM   #47
Nate4641
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Drives: '07 M Roadster
Join Date: Dec 2011
Location: Warner Robins, GA

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Where are the valves located? Is it in the muffler, or a bypass that dumps before? I used to have a setup on my old 3000GT that would dump the exhaust where the cat used to be, was fun as hell.
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