The A6 is available in 4 trims: 3.2 FrontTrak Sedan, 3.0 quattro Sedan, 4.2 quattro Sedan and 3.0 quattro Avant. All engines in the A6 lineup are equipped with FSI direct gasoline injection; a 265-hp 3.2-liter V6 engine powers the A6 3.2, A6 3.0 trims get a 300-hp 3.0-liter supercharged V6, and the A6 4.2 is outfitted with a 350-hp 4.2-liter V8. A six-speed automatic transmission with Tiptronic manual mode is standard on the quattro all-wheel drive Sedan and Avant, while the front-wheel drive FrontTrak Sedan gets Audi's Multitronic continuously variable transmission (CVT). Standard equipment on every A6 includes a power sunroof, 17-inch alloy wheels, dual-zone automatic climate control, leather upholstery, satellite radio, Bluetooth wireless connectivity and an Audi Music Interface with iPod connection; A6 3.0 trims add heated front seats, while A6 4.2 trims are further equipped with bi-xenon adaptive headlights, LED daytime running lights, 18-inch alloy wheels, Advanced Key passive entry/start, DVD player and a voice-activated navigation system with integrated rear camera parking assist. Standard safety features include electronic stability and traction control systems, 4-wheel anti-lock brakes with brake assist, active anti-whiplash front head restraints, 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 A6 carries over with minimal changes for 2011. The S line exterior is now standard on all models, featuring unique bumpers, door sills and trunk spoiler.