Following up on the immense success of the R10 TDI race car, Audi has been hard at work on its successor. A pair of new R15 TDI race cars will make their race debut at the Sebring 12-hour race next month, but the highly anticipated Le Mans Prototype has already been seen running development laps.
The Audi R10 TDI is among the most successful cars in all of racing history. After dominating Le Mans racing in 2006 and 2007, Audi faced a new challenger in the LMP1 class from Peugeot. The closed cockpit French car was faster than the Audi, consistently completing quicker laps at the 24 hours of Le Mans race and elsewhere. And although the R10 won last year's 2008 24 hours of Le Mans due to a great team strategy and the car's superior reliability, the new challenge from Peugeot meant Audi had