An ACDelco GM Original Equipment Fuel Injection Throttle Body Mounting Gasket provides the air-tight seal between the throttle body and the intake manifold, and is a GM-recommended replacement for your vehicle's original component. Replace this gasket whenever servicing the throttle body, as leaks can negatively affect the air/fuel ratio and compromise performance. This original equipment fuel injection throttle body mounting gasket has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.