This limited-edition RS6 receives a host of upgrades that add up to something even more special than you think.

Is the Audi A6 55 TFSIe with RaceChip upgrade better than the traditional V6? ⚡ We take it to the Autobahn for a real-world ...

Audi Sport's next RS 6 will come in two body styles with twin-turbo V8 muscle and plug-in hybrid assistance for good measure ...