Prices shown for the used 2006 Audi A6 Sedan 4D 3.2 S-Line Quattro with NaN miles are what people paid to buy this vehicle or what people received when trading in this vehicle at a dealer. Edit ...

Though buyers are gravitating toward smaller cars, there's still a strong market for larger luxury sedans, and the Audi A6 has long been a tough fighter. Though not the best driver's car among its ...