Originally Posted by bmw1mc
nice one Joe, Ian convinced me on the ETS as well.....
One important point I forgot to mention with the "M" button and Mesiterschaft combo.
With the "M" button OFF, it acts like a like an exhaust valve and really quietens down the exhaust in the lower rev range..
I know this sounds presumptious and I will get some negative replies to this comment, but its FACT in my application.... Flame away..
EDIT: The COBB is so user friendly.. Change of maps takes between 15-30 seconds once loaded on the AccessPort.