Some versions of the M51 inline six used an intercooler ... of 18.4 miles per gallon in the city and 34.6 on the highway. The ...
The 2016 Mercedes-Benz E-Class is rumored to get the option of a quad-turbo, inline-six-cylinder diesel with more than 400 horsepower. It will also be lighter, the coupe and convertible will be ...