A vehicle glazing panel assembly has a polycarbonate panel supported by a vehicle body, and has a plurality of peripheral regions. A reinforcement member is mounted to the polycarbonate panel proximate at least one of the plurality of peripheral regions to stiffen the polycarbonate panel. A method of manufacturing a vehicle glazing panel assembly thermoforms a polycarbonate panel. A reinforcement member is injection molded. The reinforcement member is joined to the polycarbonate panel to stiffen the polycarbonate panel. A vehicle glazing panel assembly is manufactured by a method of thermoforming. A reinforcement member is formed and joined to the polycarbonate panel to stiffen the polycarbonate panel.