CBnAT

Also remember that the weight of the M5 will be an advantage in a crash situation. Large SUV passengers tend to do well not just because of size, but weight. When 6,000 lbs hits, 2,800 lbs it's not that hard to figure out who loses.

TrackDays247.com

Man, not much out there in the way of crash test videos and the like:

http://www.youtube.com/watch?v=UqfyV9a02lc