Lamborghini Aventador SV spied testing at the Nürburgring 
Porsche 918 Spyder shown in production body along with new details 
New Mercedes-Benz S-Class revealed, priced from £79,789.50 
Lamborghini Egoista revealed - one-off single seater concept designed by Walter De Silva 
Volkswagen Design Vision GTI concept debuts at Wörthersee 
New Porsche 911 Turbo and Turbo S revealed with up to 560 hp 
McLaren P1 tested to extremes at the Arctic Circle in northern Sweden [video] 
New Mercedes-Benz S-Class spied almost undisguised in white 
Maserati Ghibli debuts at the Shanghai Auto Show