Thread: OEM exhaust mod
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      04-10-2013, 10:37 AM   #35
Havok_2011
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Drives: Alpine White 2011 M3 Coupe
Join Date: Mar 2011
Location: Toronto

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I am getting this perforated mod done as we speak. I had the muffler off yesterday, and good lord is it ever loud with no muffler on lol. Straight through would be ridiculous I agree...also you would lose power.
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