Spied: First Next-Gen Audi R8 Prototype Spotted on the Road

Initially, the 4.2-liter V-8 and 5.2-liter V-10 are expected to carryover, but will be replaced could later use Audi’s twin-turbo 4.0-liter V-8.

The first prototype for the next-generation <a class="colorbox" href="http://www.motortrend.com/roadtests/exotic/1211_2013_audi_r8_v10_plus_first_drive/" …read more