2011 Ford F-Series Super Duty power stroke Diesel is cleanest ever; fuel economy greatly improved

The all-new 2011 Ford F-Series Super Duty delivers best-in-class torque, horsepower, towing and payload capability – and does it all more efficiently, resulting in less fuel usage and extended maintenance intervals that can translate directly into bottom-line savings for customers. “The 2011 Super Duty is not only the most powerful, most capable and fuel-efficient heavy-duty [...]