According to Brabus, the sprint from 0 to 100 km/h (62 mph) is shortened from 4.5 to 4.1 sec while 200 km/h (124 mph) is reached after 13.1 sec, down from 14.5 seconds. Buyers can choose between two versions of the Brabus Vmax unit that allow the B63 S to reach a top speed of 300 or 315 km/h (188 or 197 mph).
In addition to the performance kit, Brabus also offers a wide range of accessories for the C63 AMG including a limited-slip rear differential, 19-inch wheels complete with Yokohama or Pirelli high-performance tires in size 235/35 in front and 265/30 on the rear axle, a height-adjustable coil-over suspension and 380mm brake discs with 12-piston aluminum fixed calipers on the front axle and 360mm discs with 6-piston aluminum fixed calipers on the rear.