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      01-10-2013, 05:53 PM   #4
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Drives: 2007 335i 6MT
Join Date: Aug 2008
Location: Los Angeles

Posts: 102
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Yeah from what I read here, the noise level will go up no matter what. I was definitely looking at the AR catted pipes ...

Last edited by quasitime; 01-10-2013 at 07:51 PM. Reason: resonators
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