2011 Ford F-Series Super Duty Leads Heavy-Duty Trucks in Capability, Now Fuel Economy, Too (The Auto

DEARBORN, Mich., Feb. 25, 2010;The most capable heavy-duty pickup in America - the Ford F-Series Super Duty - also is the most powerful and fuel efficient for the 2011 model year, offering customers their choice of either gas or diesel engines -- Fuel economy on the all-new 2011 Ford F-Series Super Duty equipped with the 6.7-liter Power Stroke® V-8 diesel engine averages an 18 percent ...

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