Audi's A6 sedan and wagon get a new supercharged engine and a revised look for 2009.
The Mercedes-Benz CLS, the slope-roofed four-door its maker insists on calling a coupe, has spurred an unlikely rush to fill its dubious niche. Jaguar and Volkswagen are working on similar vehicles, and now Audi is readying one, too. The Audi A7 aims to squeez
Audi has a real winner on its hands in the 2012 A6.