With 510 HP under the hood, the Mercedes C63 AMG Black Series looks like a car that needs no updates. But the German tuner Vath did the impossible: they managed to update the car’s engine to an impressive 756 HP!
So how can you get the extra 246 HP? Simple: first you need an extra 38,500 ? ($47,800) and then you need to take your car the the Vath shop. In here your car will get lots of high performance engine modification with compressor system, individual precise tuning of the engine electronics and an in-house manufactured water-charging air cooling system. As a result the engine delivers a total of 756 HP and a peak torque of 59 lbs-ft. Top speed limiter will also be removed so that you can enjoy an impressive top speed of 217 mph. The sprint from 0 to 60 mph will be made in just 3.6 seconds.[...]
Source:
topspeed