Peterbilt’s two most aerodynamic trucks, the Models 387 and 386, have been recognized as fuel efficient and environment friendly by the Environmental Protection Agency’s SmartWay program, which establishes a comprehensive set of fuel-saving, low-emission equipment specifications for new Class 8 long-haul tractors and trailers. Peterbilt’s SmartWay compliant vehicles offer customers fuel savings of between 10 and 20 percent, lower greenhouse gas emissions, and significantly reduced NOx, particulate matter and other air pollutants.