With the V10 engine on board and a plethora of supporting upgrades, the resulting machines were called the S6 and S8. Today, almost 20 years later, the S6 is currently the cheapest way to park a ...

The Audi A6 is a comparably priced alternative to BMW's 5-series and the Mercedes-Benz E-Class, offering both performance and superb interior appointments in both full-size sedan and wagon bodystyles.

Power starts with the competent 3.2L V6 and progresses all the way up to a world-beating 5.2L V10. Front-wheel drive is standard on the base A6, while the rest of the lineup has Audi's rally-tested ...