Pull the left - hand paddle - shifter and it gets even more aggressive; let the computer do it for you and the rev - matching system reads the brake pressure applied and the pace you've been driving to deliver downshifts ranging from mild to wild, but always exactly on point and executed in under 300 ms. Better, the power from the engine and the quick shifts from the
transmission are maximized in their
yield of acceleration by the new all - wheel drive system, which
shares its philosophy with that of the excellent new M5.