Video: New McLaren supercar

With the MP4-12C's development entering its final phase, McLaren Automotive is releasing a video of the latest Experimental Prototypes (XP) undergoing a series of tests in Spain's Applus IDIADA facility and on public roads near Tarragona. The XP8 and XP10, two XP Beta-phase prototypes are featuring significant technological advancements such as a revised iteration of the M838T twin-turbo engine, a transmission featuring new gear ratios, a more efficient cooling package, a new suspension geometry and an upgraded electrical architecture.