ACDelco GM Original Equipment Engine Intake Manifold Gasket Sets contain the necessary parts to replace your vehicles engine intake manifold gasket. The engine intake manifold seal seals the intake manifold at the intake openings of the cylinder head. It helps prevent the loss of fuel/air mixture from the intake manifold and prevents dirt/deposits from entering the engine and intake openings. These engine intake manifold gasket kits feature high quality rubber seals and are GM recommended replacements for your vehicles original components. These original equipment kits have been manufactured for your GM vehicle, providing the same performance, durability and life you expect from General Motors.