This next spy video shows the new generation 2011 Mercedes CLS AMG during test stages on the Nurburgring race track.
Even though the 2011 Mercedes CLS AMG is still wrapped in black foil camouflage, you can pretty much understand the car’s main design lines, and what is also nice is hearing the twin turbocharged 5.5-litre engine revving on the circuit.
Various sources are reporting that the 2011 Mercedes CLS AMG will produce around 560 HP and 900 Nm of torque while fuel consumption figures are expected to improve by 25 percent.
More info regarding the 2011 Mercedes CLS AMG after its unveil at the Paris Motor Show in October. 
Watch the video with the spied 2011 Mercedes CLS AMG after the jump.

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Video: 2011 Mercedes CLS AMG spied :

Source: YouTube