An ACDelco GM Original Equipment Exhaust Gas Recirculation (EGR) Valve Gasket provides a gas-tight seal for the EGR valve mounting flange, and is a GM-recommended replacement for your vehicle’s original component. It is made from high temperature materials, and should be replaced whenever servicing the EGR valve. This original equipment EGR valve gasket has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.