2018 Audi RS4 Avant at the Nurburgring, Complete with Sound

Naturally aspirated V8 engines are dropping like flies. Due to emissions regulations, there are only a handful of honest sports vehicles offered by European automakers. The RS4 Avant is no exception since it’s getting rid of the 4.2-liter act and returning to a twin-turbo V6. Some sources suggest that Audi will incorporate an electric turbocharger that spins up rapidly and reduces turbo lag to a minimum. We’ve almost forgotten a…