Thirty-eight years ago, the Germans opened a Pandora’s box so unsatiable it continues to consume generations of cars to this day, and there is no stopping it. In 1985, the first of BMW’s M5 machines ...

It’s perhaps no surprise that the F10 30 Jahre’s power-to-weight ratio beats that of the current G90 BMW M5. The latter is a chunky old thing, after all. But what really underscores the brutal output ...