The tuned V8 bi-turbo engine delivers over 500 brake-horsepower and 700 Newton meters of torque. If that fails to raise customer revs, the AMG coupé can be ordered with a optional performance package, for 550 kilowatts of power that can fling the car from 0 to 100 kph in just 4.3 seconds. drive it! lets this Merc off its leash.