11-03-2012, 05:21 PM | #1 |
Usofstance
78
Rep 671
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Anyone make a custom exhaust?
I am thinking of ordering the bms stage 1 tune with their 4inch down pipe. Than just making a 3inch straight pipe with resonators? I just don't see anything out their yet?
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2013 328i 6MT Bagged
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