Racing

2000: An Audi R8 (Biela, Kristensen, Pirro) won the Le Mans 24-hour race at an average speed of 208.7km/h.
open
2000 R8 (@GFS 2001)
 
2003: Bentley (i.e., Audi±) 'Speed 8's came 1st and 2nd, interrupting Audi's 2000-2008 run of first places.
 
2006: An Audi R10 5449cc turbo-diesel (Biela, Pirro, Werner) won the Le Mans 24-hour race at an average speed of 215.409km/h.
 
2007: First, Audi R10 TDi 5449cc diesel.
 
2008: First, the #2 Audi R10 Tdi, 381 laps.
 
2009: The turbo-diesel Peugeot 908 'Hdi-FAP's pushed Audi's R15 down to 3rd place at Le Mans.
 
2010: The #8 Audi R15 Tdi of Timo Bernhard, Romain Dumas and Mike Rockenfeller set a new race distance record for the Le Mans 24-hour race of 397 laps, 225.228km/h, beating Porsche's 1971 mark.
 
2011: The #2 Audi R18 Tdi beat the #9 Peugeot 908 HDi at Le Mans.
 
2012: Audi 'R18 e-tron quattro' turbo-diesel hybrids came 1st and 2nd in the 24-hour race. The cars used a flywheel to store energy reclaimed when braking.