Mercedes smoothes way for CLA
Mercedes’ new compact four-door coupe, the CLA, will be available with special aerodynamic tweaks that can reduce CO2 emissions by as much as 20g/km at speed.
A reduction of just 0.01 in a car’s drag co-efficient, or Cd, brings down CO2 by 5g/km at motorway pace, say Mercedes aerodynamics engineers.
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March 12, 2013 







