2013 Mercedes-Benz CLS63 AMG: power boost for sleek four-door

The 2013 Mercedes-Benz CLS63 AMG range will benefit from the same mechanical enhancements as its E63 AMG counterpart when it launches overseas in the second quarter of this year. The rear-wheel-drive Mercedes CLS63 AMG upgrades to the new 410kW/720Nm tune of the 5.5-litre twin-turbocharged V8 shared with the upcoming 2013 E-Class performance flagship, with its additional 24kW and