Feature 1Fitment: Manufactured on the basis of original standard, replacement for Silverado 4.8L 5.3L 6.0L. 2Application: Suitable to use with all LS truck intake/exhaust manifolds that originally came with an EGR systems. 3High Quality: EGR intake exhaust block off plate has high performance, can be applied to your car very well. 4Easy Installation: Easy to install, no complicated tools required, come with 3 bolts, installed with bolt. 5Material: Made of premium aluminium alloy material, antirust, wearproof, sturdy and durable.Item Type:Exhaust Block Off PlateMaterial: Aluminium AlloyFitment:Replacement forSilverado 4.8L 5.3L 6.0L .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List2 x Block Off Plate3 x Bolt