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Porsche 918 Spyder laps the 'Ring in 6:57

The stunning Porsche 918 Spyder was revealed at the Frankfurt motor show on Tuesday. The near million-dollar car has a price that's four and a half times higher than the Porsche 911 Turbo S. It was built to battle the new crop of supercars including the Ferrari LaFerrari and McLaren P1.

Chevrolet Silverado 1500/GMC Sierra [w/Gallery]

The all-new Chevrolet Sliverado and GMC Sierra 1500 pickups will be looking to steal sales from the dominant Ford F-Series in the US full-size truck market in the 2014 model year. The Silverado is the flagship of Chevrolet's three-truck portfolio, sitting above the Silverado 3500 and 2500 HD. The GMC Sierra features the same basic package as its bow-tied sibling but with unique features to offer a more premium proposition.

Photo of the week (2008): Rolls-Royce Phantom Drophead Coupe

By Ben Pulman First Official Pictures 01 December 2008 14:32 Didn't make it to the 2009 LA Auto Show? Then you missed the ugliest Rolls-Royce Phantom Drophead Coupe ever made (see our pictures, right). Faced with the prospect of arch-rival Bentley showing off its new Azure T – a 500bhp version of the ultra-expensive convertible – in the same hall, Rolls was clearly wondering how to compete.