The Dorman Solutions Heavy Duty Exhaust Gas Recirculation Valve controls exhaust flow through the engine and redirects exhaust back into the engine on Volvo models: VHD 2003, VNL 2003 to 2007 and VNM 2003-2007. This valve is 100-percent new, not remanufactured, and no programming is required. Gaskets are included to assist with installation. Two EGR valves are required per engine.