Thread: BMW i8 - ECU tune by BR-Performance
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      07-04-2016, 07:05 PM   #46
MilehighM3
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Drives: Harrop E90 M3
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2009 E90 M3  [6.50]
Quote:
Originally Posted by Aye-eight
Wait - there's an exhaust mod on this, too? So, the performance gain is not just from chip tuning?
If it's this car, then yes
http://bmwi.bimmerpost.com/forums/sh....php?t=1251379
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