Audi Quattro S1 Vs Audi S1 quattro Old School Group B Vs Modern Rx Monster

The 2017 Season of European Hillclimbing made possible to see quite a unique rivalry, for the first time it was possible to see headtohead a Group B based Audi Quattro S1 against a modern based Audi S1 quattro. Nikoly Zlatkov on the 770Hp 5 cylinder ProSpeed Monster againt the TFSi 4 cylinder engined 600Hp Audi of Peter Ramler, all this at St. Agatha HillClimb in Austria.