A wet one this year.
Winners
Overall/LMP1: Audi R10 TDI, 5.5L Turbo V12 (Diesel), Werner/Pirro/Biela
GTI1: Aston Martin DBR9, 6.0L V12, Brabham/Turner/Rydell
GT2: Porsche 997 GT3-RSR, 3.8L Flat-6, Narac/Lietz/Long
LMP2: Lola B05/42, Zytek ZG348 3.4L V8, Binnie/Timpany/Buncombe