Hi-Speed Motorsports, a tuning shop known for building SPEED World Challenge and NASA Touring Cars, built two 'Green Monsters' (BMW E36 Touring Cars) that compete in NASA German Touring Car Series (GTS)... While being painted Porsche GT3RS Green, they currently have designed an E85 ethanol fuel upgrade system for these cars for the track and have tested it successfully. Going green never felt so good 














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