The C63 Black Series goes über bonkers with 850bhp tune-up by GAD-Motors
If you consider a C63 Black Series with 517bhp on taps underpowered – then you might actually need a doctor. Or.. a German tuning company called GAD-Motors who thinks the same as you do. Some tuning companies can find 50-100bhp to improvise the performance of a car. But GAD-Motors has taken a massive leap with …
