Knott says that the coupe has 30 percent greater structural rigidity than the roadster and that rear downforce has increased significantly thanks to the more aggressive rear spoiler. (automobilemag.com)
There's also a more aggressive rear spoiler. (ausmotive.com)
There's no aggressive rear spoiler, but the camouflage on this car hides a lip spoiler neatly integrated into the trunklid. (automobilemag.com)