Feature: 1. Applicable Model: The intake manifolds fuel rails kit is a replacement for LS LS1 LS2 LS3 LS6 LSX Engine, please check before ordering. 2. Unique Design: Fuel rails kit feature precision machining with heavy duty mounts for high pressure applications. These double anodized black fuel rails are threaded with a 10AN ORB port. 3. Pressure Resistant Tubes: Adopts 350mm of 8AN black nylon hose with bursting strength at 1,500lbs., which is already cut to proper length and fittings installed. 4. Complete Kit: The package includes rails, end fittings, end plugs, hoses, rubber rings, brackets and more to perfectly reshape your engine intake manifold performance. 5. Easy Installation: Black anodized lightweight 6061 aluminum fittings provide maximum flow and do not require sealing compound or tape, one piece reusable mandrel bent fittings. Specification: Item Type: Fuel Rail KitMaterial: Aluminum alloy + silicone + stainless steel .Surface Treatment: Anodized Rail Interface Size: 10AN Rail Length: Approx. 396mm/15.59in End Plug: AN10 ORB Rail Terminal Fittings: 6AN 8AN ORB35cm 8AN nylon hose with 6AN connection and 1,500 lb. burst strength. It has been cut to the appropriate length and fitted with fittings Fitment:Fits for LS LS1 LS2 LS3 LS6 LSX Engine Package List: 2 x Fuel Rail4 x Rail Terminal Fitting1 x End Plug1 x Hose5 x Rubber Ring1 x Pack of Accessory (44pcs)1 x Pack of Bracket (6pcs)