Initially being rolled out in San Francisco, Audi on Demand is based around an iPhone app that allows clients to order up a new Audi of their choosing on a day-by-day basis for up to 28 days in a row.

Each U.S.-bound RS 6 Avant GT is finished in Arkona White with the red/gray/black racing-heritage livery and RS badging ... where models such as the Audi R8 and the RS e-tron GT are built.