Of course, by old M3 coupe standards, the M4 CS is heavy, tipping the scales at a fraction more than 3,900 pounds. And it’s mind-meltingly complex, from the twin-turbo 3.0-liter straight-six under its ...
In the world of BMW, a Competition Sport—or “CS”—version of a car means it’s an ultra-performance model nudging against the extremes of daily-driver civility with racetrack-worthy performance. Expect ...