KBB.com Our 10 Favorite New-for-2015 Cars. Boasts 31 Highway MPG and 22 City MPG! This Ford Mustang delivers a Intercooled Turbo Premium Unleaded I-4 2.3 L/140 engine powering it's sleek transmission. Wheels: 18 x 8 Magnetic Painted/Machined -inc: Aluminum, Trunk Rear Cargo Access, Trip Computer.* This Ford Mustang Features the Following Options *Transmission: 6-Speed Manual, Tires: 18, Tire Sp...