Originally Posted by ATS
Just the fact that AFTER they released the car, they found out that they had to fit a hideous looking spoiler because it was necessary for "enhanced aerodynamics".
Which of course means: we did a half-ass job when testing the new $120k M6 and found out too late that without the spoiler you will crash when traveling at high speed.
Here's the thread: http://www.6post.com/forums/showthread.php?t=692330
Actually what happened was M put its foot down and told the marketing people the car needs the spoiler.