McLaren is making the final testings to the MP4-12C supercar. The company is making 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.

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