The sixth generation Mustang was unveiled on December 5, 2013, in Dearborn, Michigan, New York, Los Angeles, California; Barcelona, Spain, Shanghai, China; and Sydney, Australia. The internal project codename is S-550.
Changes include widened body by 1.5 inches, 1.4 inches lower body, trapezoidal grille, and a 2.75-inch lower decklid, as well as new colors. The passenger volume is increased to 84.5 cubic feet, and three engine options are available: 2.3 L EcoBoost 310 hp four-cylinder, 3.7 L 300 hp V6, or 5.0 L Coyote 435 hp V8, with either a Getrag six-speed manual or six-speed automatic transmission with paddle shifters. The newly introduced smaller 2.3L EcoBoost I4 engine is developed to reach high tariff global markets like China.