Jordan_Katsianis@autovia.co.uk
AS the RS 6 approaches the end of its petrol-powered life, Audi has introduced a new Performance variant as a run-out model, offering more power from its twin-turbo V8 and a few choice upgrades to give the whole package a bit more pizazz.
The RS 6 Performance’s 4.0-litre twin-turbo V8 comes with larger turbos that make more boost to help unlock an extra 27bhp, giving a total of 621bhp. Torque has been
