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      11-14-2012, 01:31 PM   #682
ERinEC
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Drives: '11 AW E92 M3
Join Date: May 2012
Location: MD

iTrader: (1)

I was just informed by the dealer that my 2011 E92 has E89X-10-09-511 and that unless the car is throwing a code, no need to upgrade.

Could I benefit from an upgrade? This appears to be a rather dated version.