Making of the Porsche Panamera Sport Turismo (video)

Porsche has released a video chronicling the development of the Panamera Sport Turismo as the first model extension of the Panamera. Earlier this month we had a video from Porsche of the Panamera Sport Turismo on the move with comments and insights on the design process, and now we get a more detailed look at the development and thinking behind the transition from ugly duckling Panamera to stunningly good looking Panamera Sport Turismo. Porsche don’t want to call the Sport Turismo a Station Wagon, but that is effectively what the Sport Turismo is (and it can’t be a true Shooting Brake with four doors).

Renault working on 141mpg plug-in hybrid concept

Renault is working on a 141mpg plug-in hybrid concept car, according to Renault head of research, advanced studies and materials, Remi Bastien. Speaking to MSN Cars at Renault’s recent ‘Innovations’ event – showcasing the French manufacturer’s new technology that will underpin its next-generation models – Bastien revealed the new car will make its debut in 2014. On Bing: see pictures of Renaults Find out how much a used Renault costs on Auto Trader This means the ‘2l/100km’ concept car will likely make its first public appearance at the 2014 Geneva Motor Show, alongside the firm’s new rear-engined Twingo city car.

General Motors boss Dan Akerson gets into the Woodward Dream Cruise act

General Motors chairman Dan Akerson personally led a parade down metro Detroit's famed boulevard for car aficionados, Woodward Avenue, on Thursday as part of festivities for Chevrolet's 100th anniversary and in advance of the Woodward Dream Cruise. Taking the wheel of a cherry-red 1960 Corvette, Akerson helmed the procession of Chevy icons, which included 51 Volts. The group was augmented by Camaros, more Vettes and other classics.