Audi and the DTM, Part 2 | Made in Germany

Part two of our series focuses on the life's blood of the DTM: the cars. How are they built and customized, to both conform to the rules and make the sponsors happy?DTM driver Rahel Frey has spent half her life on the track. Now she's having a race car custom-built for her. Just in time, too - the race is only weeks away.
Reporty by Grit Hofmann and Philip Bilsky.