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      01-07-2013, 02:24 PM   #11
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Drives: e93 2008 Montego Metallic 335i
Join Date: Apr 2011
Location: FortWorth, Texas

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2008 E93 335i  [1.83]
Originally Posted by Jeff@TopGearSolutions View Post
Looks like a perforated core and fiberglass or something. That's why most cat back's don't add too much power, it's already a pretty good exhaust from the factory.

Without that packing it might sound like a tin can though. Have you driven it?
no not yet. my car is still broken but if it does sound like a tin can im gonna
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