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      02-22-2017, 01:59 PM   #15
Mike@N54Tuning.com
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Drives: 2007 335i, 2015 M3
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Quote:
Originally Posted by BASELINE View Post
B58 midpipe have a secondary cat and the center resonator, correct?

So one could keep the center Res and remove the Secondary.
Yes you could..

Mike
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