It's figures were impressive – 565 hp/415 kW and 685 Nm of torque, 0-62 mph in 3.8 seconds, and a top speed of 186 mph. But with any tuning program of this nature, one must beg the question: "Is it really necessary to add extra power to the already supremely capable Mercedes C63 AMG?"

http://emercedesbenz.com/Feb09/03_00...z_C63_AMG.html