See all generations of the Audi S6: discover information about every model year and check out what was changed ...

Audi S5 Avant by ABT Sportsline comes with more power, some exterior enhancements, and a few extras on the inside ...

Finally, the range-topping 2013 Audi S6 model is powered by a 420-hp twin-turbo V-8 that propels the sedan from 0-60 mph in a little over four seconds. The 2013 Audi A6's turbo-four is now ...

It's not as conventional as an S6 sedan and not as versatile as an SQ7 SUV, but the distinctive S7 still has a special place in the Audi lineup. Supplying the S7's performance is a twin-turbo 2.9 ...