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      10-31-2008, 08:02 PM   #14
M3 Montreal
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Drives: 2012 M3 SG ,DCT & 2011 S4
Join Date: Oct 2008
Location: Montreal , Canada

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Put of curiosity...

How does the chip upgrade work with regards to the M button ? Do you still have the options for the 3 throttle responses?

Im actually thinking of going the AA way with a pulley, header back full exhaust and the chip upgrade over the winter.
Appreciate 0