Throw the car hard into a right-hander, and the car wants to rollleft but ARS counters the motion, flattening the attitude of the 7's chassis and keeping the car more directly on-line without (like other systems) having to bite at the progress of the wheels via traction control and other tricks.
He took only three minutes to settle the nerves around a noisy Stamford Bridge, taking advantage of good work by Valencia old boy Juan Mata to roll a left-foot finish beyond Diego Alves.