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      02-04-2013, 07:28 PM   #10
dk79
Private First Class
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Drives: 2013 650i xdrive coupe, 535xi
Join Date: Feb 2013
Location: sioux falls, sd

iTrader: (0)

ess tune on my x6 50i

ess n63 tune is great. i believe the rated hp gains are correct as my best 0 to 60 time has cut down from 5.2 sec to 4.4 sec and 1/4 mile from 13.6 to 12.9, can do better with paddle shifting.