Unlike the unrefined pony cars of yesteryear, the Challenger features the fuel efficiency, safety, handling, technology and build quality expected in a contemporary coupe. The R/T's 5.7-liter HEMI V8 features 370 horsepower with the standard 5-speed automatic with sequential shift control, and 375 horsepower with the optional 6-speed manual. The SE is powered by a 250-hp 3.5-liter V6 with a 4-speed automatic transmission Air Conditioning✔ Sunroof/Moonroof✔ Leather Seats✔ Navigation System✔ Alloy Wheels