Click the Opel Flextreme for a high-res gallery
GM has released some videos that provide some background on the designers who created the Opel Flextreme. The Flextreme is the third variation of GM's E-Flex platform that uses a diesel range extender in place of the previous Flex-Fuel engine. You can check out the videos after the jump.
[Source: GM Studio Stories, thanks to Chris for the tip]