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      06-26-2012, 07:41 AM   #19
Hooy
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Drives: 2008 328i Coupe
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2008 E92 328  [2.50]
Quote:
Originally Posted by JDane07 View Post
Practically nothing like every other exhaust for the n52 out there. Maybe 1-3hp?
No muffler will probably cause a loss of power.
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