Behind Audi's Biodiesel Victory At The 24 Hours Of Le Mans

One of the more interesting but overlooked facts from the 2008 24 Hours of Le Mans was that the Audi R10 TDI cars not only ran, but won, on a mixture of Shell V-Power Gas-To-Liquid (GTL) racing diesel and a newly designed Biomass-to-Diesel (BTL) fuel. We've been fascinated with prospects of biomass diesel since taking a trip to the Sears Tower in the algae van, as BTL offers cleaner output, has no fossil-fuel base and doesn't interfere with the food chain. The version used in the race cars was also 90% cleaner than American low-sulfur diesel. We talked with Audi of America's Christian Bokich about his experience at Le Mans with the winning diesel team. More »