POV test drive video of the 2018 Audi A8 L 50 3.0 TDI. The Audi A8 L 50 has a 2.967cc diesel engine that delivers 286hp and 600 Nm of torque. The Audi A8 L 50 goes from 0-100 km/h in 5,9 sec. and it has a top speed of 250 km/h. The Audi A8 L 50 has an automatic tiptronic transmission and has quattro four wheel drive.