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      08-05-2009, 04:28 PM   #5
BimmerPost Supporting Vendor

Drives: 08 M5
Join Date: May 2007
Location: Illinois

Posts: 465
iTrader: (1)

It's nice to have because if you don't want it you can turn it off but if you are at an event or if the roads are slick from rain you can keep it on. I usually keep it off.