Speedriven has been building some of the highest performing engines on the market for some time no and has released details on their newest project. Starting with a base CL600, this tuning team takes it from a tame luxury coupe and changes it into the most powerful CL on the market.

This firm is not about making your Mercedes the most ridiculous or unique looking car on the road, but rather focuses their attention exclusively under the hood. These are already some of the best looking luxury coupes on the market and there is no need for oversized chrome rims or carbon fiber aero-pieces to make it look fast ? Speedriven would much rather make it perform to its highest potential.[...]

Source: topspeed Tuning