text: A Performance package was also offered, adding two-mode adjustable Bilstein dampers and a Torsen limited-slip rear differential. In addition to the Performance package, a Track package for road racing could be ordered bringing a transmission cooler, a nose-mounted differential cooler for the Torsen limited-slip unit, and an air-to-oil engine-oil cooler.
  A Motor Trend magazine May 2012 road test provided a 0– acceleration time of 3.5 seconds and a quarter mile time of 11.6 seconds at . By comparison, the '13 GT500 was faster than both the Camaro ZL1 and Corvette Z06.
  Performance claims include a manufacturer's claim of ; Car and Driver: ).
  In February 2012, at the Chicago Auto Show, Shelby officially announced that a convertible version of the 2013 GT500 will reach production. The convertible had a limited top speed of .
  No major changes from the previous year 2013 were made for the 2014 model year, however several colors had been discontinued and been made.
  2013-2014 Shelby GT500 Super Snake
  At the Barrett-Jackson auction in 2012, Shelby American announced the release of the GT500 Super Snake. The Super Snake is offered in two supercharged engine packages which have power outputs of  and  respectively. The first fifty vehicles sold were available in limited edition colors, either in black with a triple gold stripe or white with a triple gold stripe.