|Lamborghini has never built a production sedan. The Estoque was revealed in Geneva in 2008 and looked like it was intended to be a production model.|
The Estoque had all the makings of a top-end sedan, including a powerful 5.2-liter V10 engine.
|The Renault DeZir Concept. Though it was only powered by a 150 hp electric motor, its sexy sheet metal stole the show at the 2010 Paris Motor Show.|
| The HX Concept was going to be the one that saved Hummer. Smaller than the H3, the HX still had Hummer DNA but in a far less clumsy manner. |
The HX came far too late to save Hummer.
|BMW M1 Hommage Concept. The M1 Hommage was unveiled at the Concorso d’Eleganza at Villa d’Este in Italy in 2008.|
The concept marked a celebration of the 30-year anniversary of the original German supercar.
|The Citroën GT Concept. In a partnership between the French automaker and racing simulation developer Polyphony Digital, the GT was designed and created for Gran Turismo 5. The car weighs a mere 3,086 pounds and houses a Ford V8 with 646 horsepower.|
|No single machine from the film Mad Max was as memorable as Max's Pursuit Special, a 1973 Ford XB Falcon GT351.|