Owner of possibly the coolest beard on the internetwork (except, perhaps, for this guy), The Smoking Tire’s Matt Farah takes Audi’s 331 kW (450 hp) RS 5 Coupe for a blast up and down one of California’s most famous roads: the ‘Snake’ on Mulholland Highway. So, does the RS 5 have the chops to take on BMW’s M3 and the Mercedes-Benz C 63 AMG? And which would you choose?