2013 Mustang

The 2013 Ford Mustang Shelby GT500 is seen at the LA Auto Show in Los Angeles Nov. 16, 2011. Ford claims that it has the world's most powerful production V-8 engine.The company will unveil the GT500 and a freshened version of the regular Mustang on Tuesday night at the Los Angeles Auto Show. Ford says the Shelby version will have the most powerful production V-8 engine in the world, with a top