The Opel Flextreme GT/E Concept is a grand tourer concept car manufactured by Opel and based on the powertrain of GM Voltec. It is a five-door 2+2 fastback coupé with rear suicide doors.[1]

The Flextreme GT/E premiered at the 2010 Geneva Motor Show.[2] Later that year, the concept received the Red Dot Design Award, after being chosen from 12,000 submissions from 60 countries.[3]
References
- ^ Matthe, Roland; Eberle, Ulrich (1 January 2014). "The Voltec System - Energy Storage and Electric Propulsion". Retrieved 4 May 2014.
- ^ "Geneva motor show 2010: Opel Flextreme GT/E - new pics". autocar.co.uk. 2 May 2010. Retrieved 11 October 2020.
- ^ "Opel Flextreme GT/E Gets red dot Award". autoevolution.com. 26 November 2010. Retrieved 11 October 2020.