Bosch Bsh 13081 - Oxygen (o2) Sensor on 2040-parts.com

Concept Car of the Week: Oldsmobile Golden Rocket (1956)

From 1949 to 1961, General Motors ran its own motor show. Called Motorama, the annual event was a showcase for concept cars which revealed prospective design and technology directions for all of GM's brands and for cars in general. Each year, one-off creations were designed and built for GM's multiple divisions, from Chevrolet all the way up to Cadillac.

Video: Autoweek thrashes the 2011 Porsche GT2 RS

Join Autoweek senior editor for motorsports Mac Morrison and road test editor Jonathan Wong as they put the 2011 Porsche GT2 RS through the paces at GingerMan Raceway in southwest Michigan. They take a closer look at what makes the car so special, and they get behind the wheel to find out for themselves. We'll bring you the GT2 RS VBox lap later this week, and stay tuned for Lexus LFA track action coming soon.

Citroen Survolt Art Car (2010) first pictures

Citroën has unveiled a new 'Art Car' version of its Survolt electric sports car concept. Designed by Francoise Nielly, the Survolt is a riot of colours, with pink, yellow and green spolodges dominating its nose. Where's Brian Sewell when you need him?