12-19-2008, 05:18 PM
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#27
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Colonel
Drives: 2013 Estoril 328i M Sport
Join Date: Oct 2007
Location: Beverly Hills, CA
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Quote:
Originally Posted by OC kid
I agree that the GruppeM has an undeniably awesome growl, but if you plan on releaving the most restrictive part of the system on the e92 later, the primary cat, you'll be gaining more noise that way too, don't forget.
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<3
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