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Audi takes one-two win at Le Mans with its diesel hybrids, Toyota third; 13th success for Audi in 16 runs

Green Car Congress

For the first time, the engine’s turbocharger is linked to an electrical machine, which makes it possible to convert the thermal energy of the exhaust gas flow into electric energy—e.g., The first system is the innovative recovery of thermal energy by an electric generator powered by exhaust gases.

Audi 257