COSTA MESA, Calif., July 7, 2011 – Fireworks commemorated an industry milestone this Fourth of July weekend as Hyundai sold its 100,000th vehicle achieving 40 miles per gallon highway fuel economy. Hyundai smoked the entire auto industry, outselling all other automakers’ 40 mpg offerings. Through the first six months, 29 percent of Hyundai’s sales volume topped 40 mpg highway fuel economy – a number that rocketed to 40 percent in the month of June. Read more…