The 2005 Audi A6 is part of the model's third generation. It presents an appealing mix of performance, comfort, and technology. There are two engine choices: a 3.1-liter V6 offering 255 horsepower, and a 4.2-liter V8 with 335 horsepower. Both engines are mated to a six-speed automatic transmission with an option for manual shift control. It has Quattro all-wheel drive, a key feature that distinguishes the A6 from its competitors. Inside, the A6 incorporates high-grade materials in its attractive, modern design. Standard features include leather seating, power seats with memory, a sunroof, dual-zone climate control, and premium sound system. Audi's MMI vehicle management system and navigation are among the technological highlights. Known for its advanced safety provisions, the A6 includes stability control, anti-lock disc brakes, and numerous airbags as standard.