Alive and willing, this SUV is an M5 CS in platform shoes.
Placid and happy under stress, the M5 puts its insane power down coming out of corners.
Wherein a seasoned race driver and editor discovers that the challenges of Lightning Lap go far beyond simply turning a few quick laps.
It looks like an SUV, but given the way it rips up the Climbing Esses, it sure doesn't act like one.