1.500 HP Audi R8
This is literally the definition of a street-legal track car, doing 0 to 60 in about 2 seconds and a quarter mile in mere 9 seconds without any hesitation. When talking regarding first-gen Audi R8s with a turbocharged heart, in most cases Underground racing springs to mind, however now around the conversion comes from the DuPont registry. Actually, Chicago-based Speedriven...