The 2011 Mustang Shelby GT500’s engine weighs 125 lbs less than the engine that’s in the 2010 model, which allows for better cornering and acceleration, plus better gas mileage. The improved gas mileage means the 2011 Shelby Mustang will avoid a $1,000 gas guzzler tax, since it will get 15 mpg city and 23 mpg highway.
2011 Mustang Shelby No Gas Guzzler
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