Road or track, complex corners or never-ending sweepers, the underlying element of goodness here is the M5’s stirring powertrain. The twin-scroll turbo-fed 4.4-liter V-8 engine puts out an astonishing 560 horsepower and 500 pound-feet of torque for its lucky operator to make use of—figures that are both significant upgrades from the last-generation’s V-10.
