EPA Names Mazda the Most Fuel-Efficient Automobile Manufacturer in the U.S.

WASHINGTON, Nov. 2, 2016 /PRNewswire/ -- The U.S. Environmental Protection Agency (EPA) noted in its most recent Light Duty Fuel Economy Trends report that Mazda Motor Corporation is the most fuel-efficient auto manufacturer in the U.S.  With the highest fleet-wide adjusted fuel economy pe...