This was the dyno test demonstration at the Detroit Auto Show on the Ford Mustang GT500. You want to skip to about 3:10 to see the test, but the time before and after gives a little more information on the car itself. Also, make sure to check it out in 720p. This video was uploaded from an Android phone.
Ford, Mustang, GT500, Shelby, Detroit, Auto, Show, Dyno, Test