Bruno Spengler and Harald Grohs - Back to the Future in Zolder

▶ Next to the thrilling race action in Zolder, current driver Bruno Spengler met Harald Grohs who raced the track at its DTM debut back in 1984. ▶ SUBSCRIBE to the #DTM YouTube Channel now: https://dtm4.me/subscribe ▶ More Race Action: DTM App: https://dtm.com/app Website:...