Thread: 328i Borla exhaust
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      09-19-2012, 04:06 PM   #8
justplaingreg
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Drives: 2009 328I
Join Date: Sep 2012
Location: Agoura Hills, CA

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Quote:
Originally Posted by kudos View Post
There won't be any performance gains really.
I got 5% (8 hp more) on my Mini and on my son's Camaro he got 20hp. SO I am curious to see what I will get with my system.
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