
HPD ARX-01c, E10
2010 Green Challenge Championship Manufacturer Award (LMP): Honda Performance Development built the most efficient race car in the LMP class, winning the Green Racing Challenge full-season championship. Coincidentally, Honda Performance Development’s HPD ARX-01c, E10 was also the vehicle that led Patron Highcroft Racing to victory in the season-long MICHELIN GREEN X Challenge.

Porsche 911 GT3 RSR
2010 Green Challenge Championship Manufacturer Award (GT): Porsche built the most efficient race car in the GT class, winning the Green Racing Challenge full-season championship. Porsche’s 911 GT3 RSRwas also the vehicle that led Flying Lizard Motorsports to victory in the season- long MICHELIN GREEN X Challenge.
2009 Green Challenge Championship Manufacturer Award (LMP): Honda/Acura won the first ever Green Challenge Championship with the most efficient vehicle in teh LMP class at the end of the season, according to scoring procedures developed by DOE and EPA.
2009 Green Challenge Championship Manufacturer Award (GT): In the GT class, Porschetook home a Green Championship Challenge trophy for the second year in a row, narrowly beating out Chevrolet for the most efficient vehicle of the 2009 ALMS racing season.
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Porsche Head of Motorsports Celebrates Winning Inaugural Green Challenge in 2008. From left to right: Scott Atherton, President and CEO of ALMS; David Schutt, Executive Vice-President of SAE International; Hartmut Kristen, Head of Motorsports, Porsche AG; Pat Davis; Margo Oge, Director of the Office of Transportation and Air Quality, U.S. EPA.