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      12-19-2008, 05:18 PM   #27
eclipsisNA
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Drives: 2013 Estoril 328i M Sport
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Quote:
Originally Posted by OC kid View Post
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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