If you find the Opel / Vauxhall Ampera and consequently the Chevrolet Volt plug-in hybrids a little too plain and boring for your tastes, then you ought to a look at this handsome conceptual proposal from GM's European arm.
The 4.7-meter long Opel Flextreme GT/E concept with its coupe-like proportions and suicide-style rear doors illustrates how GM's extended-range electric vehicle (E-REV) technology can be plugged into a larger size vehicle with a more emotional design DNA.