A spoiler for use in a bed of a truck, said spoiler comprising: at least one deflection surface coupled to the bed of the truck; at least one support coupled to the at least one deflection surface; at least one attachment device coupled to the at least one support, wherein the at least one attachment device couples the at least one support to the bed of the truck; and at least one activator coupled to the spoiler. Alternate embodiments of the spoiler may comprise the at least one deflection surface being hingedly coupled to the bed of the truck. Further embodiments of the present invention may comprise the at least one attachment device removably coupling the at least one support to the bed of the truck.