► 2012 Porsche 918 RSR Hybrid 767 hp

Porsche unveiled the 918 RSR hybrid race car, which boasts peak performance of 767 horsepower at the North American International Auto Show in Detroit. The 918 RSR is an evolution of the 911 GT3 R and the 918 Spyder hybrid concepts last year. The 918 RSR is powered by the 563 hp. V-8 from the RS Spyder racer and has electric motor on each of the front wheels that provide 75 kilowatts each for a total net horsepower of 767 at peak. Regenerative braking creates the electric power, which is stored with a flywheel.

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► 2011 Porsche 911 Carrera GTS - French

► Dacia Duster - Andros Trophy 2011
The acclaimed Trophée Andros is regarded globally as one of motor racing's most uniquely challenging disciplines. The wintry conditions encountered at a variety of challenging locations can shift extremely quickly, consequently calling for precise and almost instinctive driving skills. This makes the Championship an ideal hunting ground for driver of the Dacia Duster team, former Formula 1 star Alain Prost. As with previous years, Dacia demonstrate the robustness that has been worked into Duster's DNA. What's more, the rules which govern this exciting competition restrict the use of complex, costly technologies. This means that parts such as the chassis, gearbox and tyres must all comply with specific regulations.

► 2012 Volvo C30 Electric - CRASH TEST
At the Detroit Auto Show 2011 Volvo Cars is spotlighting the important issue of electric car safety in an unusual, but distinctive way. On the company's stand there is a Volvo C30 Electric that has undergone a frontal collision test at 40 mph (64 km/h). "Our tests show it is vital to separate the batteries from the electric car's crumple zones to make it as safe as a conventional car. In Detroit we are the first car maker to show the world what a truly safe electric car looks like after a collision with high-speed impact," says Volvo Cars' President and CEO Stefan Jacoby.

► 2012 Mercedes C-Class - Official Clip
The new clip for 2012 C-Class http://www.youcar.tv