BRABUS 700 BiTurbo S63 AMG COUPE – LOUD Exhaust Sounds! Acceleration & Sound by turboandstance - June 3, 2018June 3, 2018 In this post you will see here this time a stunning BRABUS 700 5.5 BiTurbo V8 S63 AMG Coupe in Monaco! The standard 604bhp 4.0-litre twin-turbo V8 has been modified to produce 691bhp and 950Nm of torque, up from the standard S63 AMG’s 900Nm. Leave a comment