The primary features influencing the price of a new 2015 Mustang GT are the options included with the car. Local demand for the vehicle may also influence prices, such as if the car is in short supply or is not selling well in a particular geographic area.
The 2015 Mustang GT comes with a variety of potential options and option packages that increase the performance and comfort of the vehicle along with its price. Stand-alone options for the Mustang GT include larger 18-inch wheels, rear parking assist, a power-adjustable driver's seat and an anti-theft system. The major option package available for the Mustang GT is the GT Performance package that includes a variety of track-focused upgrades. The GT Performance package includes 19-inch wheels with summer tires, removal of the car's rear spoiler, a firmer suspension and a limited-slip differential. Upgraded Brembo brakes are also included on manual transmission GT models with the GT Performance package.
The Mustang GT is also available in the GT Premium and GT 50 Years Limited Edition. The GT Premium comes standard with 18-inch wheels, and also includes leather upholstery, dual-zone climate controls and a nine-speaker stereo system. Premium GTs are also eligible for additional options, including a navigation system and a 12-speaker stereo upgrade. The GT 50 Years Limited Edition includes all of the standard equipment of the GT Premium along with the GT performance package and cosmetic features indicating its status.