intouch1:
Spyderidol:

...absolutely! Sloped tail cars (such as the 911) suffer from lift. They need to have a wing at the back to provide downforce in order to stabilize the car ..especially at higher speeds.


audi tt was best proof for that......


I didn´t even want to mention on my first post about the 991 wing design,but now that you mention it,  this was exactly the car that I thought when I saw 991 wing Smiley enought said.

J.Seven