Mercedes-Benz C63 AMG Black Series Exhaust SOUND | Accelerations I Burnouts I Acceleration & Sound by turboandstance - January 19, 2019March 3, 2019 Back in the days the most powerful C-Class of all time! Boasting a maximum output of 380 kW (517 hp) and a maximum torque of 620 newton metres. The AMG 6.3-litre V8 engine impresses with its hefty torque, tremendous pulling power and responsiveness, and ensures high-calibre performance: the C63 AMG