New 2020 Audi RS4 Avant: update for the powerful wagon The Audi Sport GmbH has fine-tuned many details of the RS 4 Avant which was newly introduced in September 2017. The newly designed front section and the sporty interior with the new MMI touch operating system underline the athletic aspirations of the success model, which has a legendary line of ancestors. The high-torque twin-turbo V6 with a power output of 450 horsepower (331 kW) applies an impressive 442.5 lb-ft (600 Nm) of torque to the crankshaft
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