Thread: New Exhaust
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      08-23-2012, 02:50 PM   #9
rjd598
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Drives: E90 M3/ F30 328i
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Quote:
Originally Posted by Cane M3 View Post
Yea i looked into the exhaust mod but I would like to get some performance boost out of the system. Does anyone know what performance gains I could expect from the gintani race?
just a muffler nothing basically but full catless gintani race will yield you the most gains around 20-30whp
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