Stress on brakes at Norisring even greater than in previous years Additional water cooling to be used for brake calipers Season highlight and Audi home race at “Dutzendteich” lake The season’s highlight in the DTM: This weekend (June 23/24) the Norisring in Nuremberg, the only city street circuit in the popular touring car racing series, is coming up. The challenge posed to the drivers and the Audi RS 5 DTM is even greater this time than in previous years. ...