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      12-03-2012, 06:27 PM   #15
dogbone
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Drives: '09 E90 M3 - IB
Join Date: Feb 2012
Location: 93 million miles from the Sun

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2009 BMW E92 M3  [0.00]
2009 BMW E90 M3  [0.00]
Quote:
Originally Posted by anacondatp View Post
will you have CEL light after installing test pipe? also did you have any tune after test pipe?

thanks,
On a stock setup, yes you will get a CEL. I have a VF kit, and the kit software already had the necessary adjustments in it because they figure most people that get a kit like that are gonna mess with their exhaust.
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