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The M3 has start stop but besides that I didnt know it had brake energy regeneration and other efficient dynamics??
I still don't have my new M till July but I am not aware of anything but the start/stop in the 2012's and up.
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2012 E92-M3 Space Grey on Fox Red, DCT
2011 B8 S4 S-Tronic , Black on magma red
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