The S6 is equipped with a powerful 435-hp 5.2-liter V10 engine with direct fuel injection, a six-speed automatic transmission with Tiptronic manual mode and paddle shifters, and quattro all-wheel drive. Building on the A6 4.2 sedan, every S6 is outfitted with a power sunroof, bi-xenon adaptive headlights, LED daytime running lights, leather upholstery, heated front and rear seats, dual-zone climate control, Advanced Key passive entry/start, satellite radio, DVD player, Bluetooth wireless connectivity, an Audi Music Interface with iPod integration and a voice-activated navigation system with integrated rear camera parking assist. Additional standard equipment exclusive to the S6 includes a sport-tuned suspension, 19-inch alloy wheels with performance tires, aluminum-optic exterior mirrors, sport seats and aluminum interior trim elements. Standard safety features include electronic stability and traction control systems, 4-wheel anti-lock brakes with brake assist and front, front side-impact and overhead curtain airbags; rear side-impact airbags and an Audi Side Assist blind spot monitor are optional. The Audi S6 carries over unchanged for 2011.