source: Audi Sport Christopher Haase/Kelvin van der Linde/Christopher Mies win the finale of Intercontinental GT Challenge in Laguna Seca/USA Frijns/Vanthoor/Winkelhock claim second at the California 8 Hours Audi wins the manufacturers' title of the IGTC for the third time in a row Spectacular finale at the fourth and final round of the Intercontinental GT Challenge (IGTC): At Laguna Seca/USA, Audi Sport customer racing turned a nine-point deficit into an 11-point advan...