Feature 1Fitment: The fuel rails kit is applicable for LS LS1 LS2 LS3 LS6 LSX Aftermarket Intake Manifold Hardware, not fit for stock manifolds or oem. 2Application: Designed for aftermarket LS Intake manifolds, these aluminum EFI fuel rails are capable of feeding 1,100+ HP engines. 3High Performance: With a 1/2 inch diameter inner hole, it can reduce fuel pressure drop, help eliminate back pulses, and correctly distribute fuel to all injectors. 4Material: Made of high strength steel material, and the surface has a black coating, which effectively prevents wear, rust and other problems, and has high hardness. 5Complete Accessory: These high performance fuel rails are equipped with matching accessories, jumper hoses and hardware, ensure perfect fit and easy installation.Item Type:FuelRailsKitMaterial: SteelFitment:FitsforLSLS1LS2LS3LS6LSXIntakeManifoldHardwareDesigned for use with aftermarket manifolds only and will not fit stock manifolds or oem .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 List1 x FuelRailsKit (71 pcs)