The new Audi A6 features a range of petrol and diesel engines, including a 201 bhp 2.0-liter turbo-petrol unit with a torque output of 340 Nm, a 362 bhp 3.0-liter turbo-petrol V6 producing a torque output of 550 Nm, and a 201 bhp 2.0-liter turbo-diesel producing a torque output of 400 Nm