Now available in the Black Optic Package (includes 19-inch aluminum wheels, black grille, and exterior mirrors painted to body color), the 2014 Audi S7 is powered by a 4.0-liter twin-turbocharged engine that produces 420 hp and 406 lb-ft of torque, for a 0-60 time of 4.5 seconds and top speed of 155 mph. The 7-speed S-tronic transmission is mated to Audi Quattro AWD. Features include sunroof, LED daytime running lights, tri-zone climate control, heated steering wheel, keyless start, Bluetooth® hands-free phone capabilities, adaptive cruise control, power drivers seat, heated rear seats, and power-folding exterior mirrors. Safety is comprised of traction control (TCS), electronic stability control (ESC), brake assist (BA), anti-lock braking (ABS), advanced airbags, and blind spot monitoring. The S7 is backed by a 4-year/50,000-mile warranty.