(http://media.il.edmunds-media.com/mercedes-benz/gl-class/2013/as/12/ny/2013_mercedes-benz_gl-class_actf34_12-ny-as_329121_196.jpg) The redesigned 2013 Mercedes-Benz GL-Class is the usual showcase of technological wizardry, with the range-topping GL550 now delivering 429 horsepower and 516 pound-feet of torque.
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