The BMW M4 CSL Makes Way More Power Than It’s Supposed to on a Dyno

Just as the sun rises and sets, BMW publishes conservative horsepower and torque figures. The German owner of a new M4 CSL put their car on the dyno and got an astonishing result-596 hp and 531 lb-ft of torque. BMW, for reference, advertises the M4 CSL at 543 hp and 479 lb-ft.