Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Uploaded on Oct 23, 2009
We've compared nearly every combination of modern American muscle cars on the market. Now it's time for the ultimate showdown - Hennessey's Camaro HPE650 vs Shelby's GT500 Super Snake vs Speedfactory's Challenger SRT8. We head to the dyno, the test track and the racetrack to determine which of these tuned pony cars reigns supreme.