GMG Racing wins GT4 category in Pirelli World Challenge SprintX Second place for Audi Sport Team BWT in VLN opener at the Nürburgring Podium results in championship and Trophy wins in Australia Audi Sport customers on three continents clinched trophies with their GT sports cars on the fourth weekend in March. Audi R8 LMS GT4 GMG Racing celebrates first American success for Audi R8 LMS GT4: James Sofronas and Alex Welch stood on the top step of the pod...