Ford just unveiled the special-edition Mustang GTD Spirit of America. The patriotic-themed variant has a special color scheme ...

A top speed of 233 mph. Acceleration times that beggar belief. A twin-turbo, flat plane-crank V-8 producing 1064 horsepower.

You might be surprised to know that some of these expensive, luxury cars are not as speedy as the Corvette ZR1.