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Mercedes C63 AMG 'Edition 507' (2013) first official pictures

Mercedes has squeezed another 50bhp out of the C63 AMG, creating the 500bhp 'Edition 507' range. The power bump comes courtesy of forged pistons new connecting rods and a lightweight crankshaft inherited from the £160,000 SLS AMG supercar. Why is this special C63 AMG called the 'Edition 507'?

Lotus owner Proton tries to quell sale rumours

The Malaysian owners of Lotus have taken the unusual step of quashing rumours circulating of an impending sale of its British sports car division. Several newspaper articles have suggested that the new owners of Proton may divest its loss-making Lotus subsidiary. The ownership structure of Proton has changed in recent weeks, after the Khazanah Nasional Berhad sold its entire stake in Proton to DRB-Hicom.

Renault Initiale Paris stars at the 2013 Frankfurt Motor Show

It may seem like a strange idea for Renault to launch its Initiale Paris premium sub-brand at a German motor show, but it could turn out to be quite an astute move. The French brand is hoping to take on the Germans with Initiale Paris, so showcasing this rather wonderful concept in Frankfurt is a clear signal of intent. Renault says this Initiale Paris concept previews the next generation Espace, but we can't help but see a massive dollop of Renault Avantime when we take a wander around the car.