2014 Chevrolet Corvette Stingray back to article The 2014 Chevrolet Corvette Stingray Runs 30 mpg hwy in Eco Mode! The Environmental Protection Agency (EPA) rated the 2014 Chevrolet Corvette Stingray at 30 mpg hwy in Eco mode. The C7 will do 29 mpg on the highway and 17 mpg in the city in normal mode. The greatest advantage is that ... Read More