| Opel Flextreme GT/E Concept | |
| Manufacturer: | Opel |
| Production: | 2010 (Concept car) |
| Class: | Grand Tourer (S) |
| Body Style: | 5-door 2+2 fastback coupé |
| Layout: | Front-engine, rear-wheel drive |
| Wheelbase: | 29001NaN1 |
| Length: | 47601NaN1 |
| Width: | 18701NaN1 |
| Height: | 13101NaN1 |
| Related: | Opel Monza Concept |
The Opel Flextreme GT/E Concept was a grand tourer concept car manufactured by Opel and based on the powertrain of GM Voltec. It was 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]