Audi has released two new trailers featuring its extreme R8 GT Spyder model. Powered by a 560 hp 5.2L V10 unit, the Spyder cracks 100 km/h (62 mph) in just 3.8 seconds and has a top speed of 317 km/h (197 mph). The first video shows the Spyder out on the road while the second sees it on the racetrack.