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 12 Hours of Sebring endurance race is going on this weekend in central Florida and Audi has a major presence their with the defending champion R10 TDI sports car. The LMP1 racers are not ...

Back in 2006 though, the cars’ dominance was less assured. The R10 TDI was the first time any team had attempted to win the race with a diesel engine (though not the first to compete – that ...