Schaeffler DTM Talk 4: BMW works driver Marco Wittmann [Schaeffler]

Both Schaeffler and Marco Wittmann are fired up for their DTM home event at the Norisring. Before taking to the track at the wheel of his #GreenMachine - the Schaeffler BMW M4 DTM - the double drivers' champion answers the questions of Sarah Elsser. It's time for another Schaeffler DTM Talk. #SchaefflerDTM https://www.schaeffler.com