Subscribe for more car videos: At the Shanghai Auto, Audi Sport presents three couples of race cars and their street-legal counterparts. With the R8, R8 LMS, RS 3, RS 3 LMS and the RS 5 DTM and RS 5 Coupé, Audi Sport demonstrates the transfer of technology from the race to the street legal cars and underlines the motto of the brand "born on the track, build for the road".