Click either image for high-res galleries of the Renault Megane III

Renault is stepping things up a notch. The French automaker has launched an aggressive campaign to refresh and broaden its lineup, including recent launches of the new Laguna, Twingo and Koleos, to name just a few. But this one will likely prove more important than all the others.

Click above for high-res of the Renault Megane Coupe concept.