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      09-28-2012, 09:49 PM   #186
Dr. G
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Drives: Black e92 335i
Join Date: Apr 2010
Location: Brampton, Ontario


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e92 BMW 335i  [4.35]
Quote:
Originally Posted by bmwm3redblack View Post
What about perfomance? If they fall down to 2.5'' much sooner, so the HP gains would be much fewer??????
3" downpipes are just hype. 2.5" downpipes are more than fine even if the whole thing was 2.5"
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