This engine intake manifold runner control valve directly replaces the original equipment control valve on certain vehicles to effectively restore performance. Product Features:Direct replacement - this intake manifold runner control is made to match the fit, function and performance of original equipment on certain vehiclesRestores performance - fixes stuck runners to maintain proper engine operation and fuel economyTrustworthy quality - backed by team of engineers and inspectors in the United StatesSaves money - allows direct replacement of failed valve instead of entire manifold