As far as Teutonic super-sedans go...scrap that: as far as anything goes – and go it does – the Audi RS6 is one of the most desirable cars on the market. Previously only available as a wagon, Audi gave us a sneak peek of the new RS6 sedan in Moscow ahead of its official unveiling next week in Paris. For those of you who cannot wait that long, Ingolstadt has come to the rescue with new images of the twin-turbo V10 speed demon, which we've added to our gallery below.