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04-22-2010, 05:44 PM
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#16
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Colonel 
Drives: 2010 E92 335i 6MT
Join Date: Aug 2009
Location: US
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Quote:
Originally Posted by TomTomTuning
I've also been considering the Performance exhaust my self.
From what I've seen it seems to be awesome. Just a bit pricey.
Is there any information on the performance gains?
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3-5hp.
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