Mental Audi R8 Bi-Turbo Performs Donuts and Drifting

This might look like just another old Audi R8, but it’s been fitted with technology the new one doesn’t have. We’re talking about a twin-turbo engine with 700 horsepower, courtesy of Austrian tuning company Wagenwerk. This is strictly a custom twin-turbo setup created by HST Turbotuning. The gigantic blo…