Specialists of the Carlsson company presented at the recent motor show in Frankfurt in 2011 the next version of the modified four-door CLS coupe new generation, which was called CK63 RS. New established on the basis of the “charged” modification CLS63 AMG with Performance Package option package, and boasts reduced to 4.1 seconds acceleration time from zero to a hundred against 4.3 seconds from a “normal” car. To do this, the tuners from Carlsson increased return 557-horsepower V8 to 649 hp, and peak torque – to 800 nm. About how it has increased the power in the press release are not reported, but probably not without reprogramming the ECU, a contribution made, and sport exhaust system made of stainless steel. In addition, Carlsson CK63 RS has received a small aerodynamic package with front and rear spoilers and diffuser. Also, the car sports a stylish 20-inch wheels, integrated lighting in the rapids, and the suspension may be reduced to 30 mm by a special module. Inside news reigns leather upholstery, carbon fiber inserts and brushed aluminum and soft placed on the floor mats with logo Carlsson. The cost of improvements is not called.