The fastest car can go as fast as 267 miles per hour. It can also go from 0 to 60 in less than three seconds. The fastest car in the world is the Bugatti Veyron.
1 Additional Answer
The fastest car built by Shelby Supercars in the US is the SSC Ultimate Aero and it has a top speed of 257 mph beating out the Bugatti Veyron which held the title for several years. You can find out more information here: www.thesupercars.org