A method for manufacturing a hollow overmolded polymeric article , wherein the hollow overmolded polymeric article is a structural reinforcement component used in a vehicle component selected from a lift gate, door module, front end module, instrument panel carrier, and bumper cladding of a vehicle structure, the method comprising: positioning a hollow polymeric structure in a mold of a molding apparatus , wherein the hollow polymeric structure has an internal surface and an outer surface, and wherein the hollow polymeric structure is open at two end portions; supporting the interior surface; disposing a fibrous polymeric material into the mold proximal to the outer surface; overmolding the fibrous polymeric material onto to the outer surface; opening the mold; and removing a hollow overmolded polymeric article comprising the fibrous polymeric material overmolded on the hollow polymeric structure ;; wherein supporting the interior surface of hollow polymeric structure comprises: plugging the ends of the hollow polymeric structure and applying pressurized fluid to the hollow space within the hollow polymeric structure with a liquid pressurization device; or plugging the ends of the hollow polymeric structure and applying pressurized gas to hollow space within the hollow polymeric structure; or inserting a slider into the hollow polymeric structure , wherein the slider contacts the inner surface of the hollow polymeric structure ; or inserting a metal insert into the hollow polymeric structure , wherein the metal insert contacts the inner surface of the hollow polymeric structure . positioning a hollow polymeric structure in a mold of a molding apparatus , wherein the hollow polymeric structure has an internal surface and an outer surface, and wherein the hollow polymeric structure is open at two end portions; supporting the interior surface; disposing a fibrous polymeric material into the mold proximal to the outer surface; overmolding the fibrous polymeric material onto to the outer surface; opening the mold; and removing a hollow overmolded polymeric article comprising the fibrous polymeric material overmolded on the hollow polymeric structure ;; wherein supporting the interior surface of hollow polymeric structure comprises: plugging the ends of the hollow polymeric structure and applying pressurized fluid to the hollow space within the hollow polymeric structure with a liquid pressurization device; or plugging the ends of the hollow polymeric structure and applying pressurized gas to hollow space within the hollow polymeric structure; or inserting a slider into the hollow polymeric structure , wherein the slider contacts the inner surface of the hollow polymeric structure ; or inserting a metal insert into the hollow polymeric structure , wherein the metal insert contacts the inner surface of the hollow polymeric structure . plugging the ends of the hollow polymeric structure and applying pressurized fluid to the hollow space within the hollow polymeric structure with a liquid pressurization device; or plugging the ends of the hollow polymeric structure and applying pressurized gas to hollow space within the hollow polymeric structure; or inserting a slider into the hollow polymeric structure , wherein the slider contacts the inner surface of the hollow polymeric structure ; or inserting a metal insert into the hollow polymeric structure , wherein the metal insert contacts the inner surface of the hollow polymeric structure . <EOS>