View Single Post
      01-21-2019, 02:35 PM   #17
devondragon
Lieutenant
devondragon's Avatar
United_States
153
Rep
427
Posts

Drives: 2019 M5 Competition
Join Date: Oct 2011
Location: Boulder, CO

iTrader: (0)

Garage List
The button does TWO things when active: 1) Turns on ASD (which I agree sounds pretty good in this car) and 2) IF the Engine mode is Sport+, THEN it opens the exhaust baffles.
Appreciate 1