How did Hyundai improve Tucson's EPA fuel economy values for 2009 without any significant engine changes? The answer lies in sound engineering refinements to Tucson's transmission management systems, torque converters, steering pump belt and engine management system. For 2009, Tucson returns with additional exterior and interior changes including all-new 16-inch alloy wheels, 200-watt Kenwood Navigation/Audio System , a more distinctive chrome grille, new tailgate trim, more color choices and new GLS seat fabric. The Tucson SE...