Anonymous sources
Motor Authority
Ford's GT500 ZL1-Fighter Coming 2013, Mustang Redesign 2014: Exclusive - Motor Authority
We just received confirmation from a source close to the Mustang project--one we trust--that the Mustang GT500 won't be going twin-turbo any time soon--it'll stick with a supercharger. Better yet, the 2014 GT500 is due in early 2013 with even more ...