Our Dash 8 Supra Rail is machined from our dash 8 fuel rail extrusion. The rail itself has a internal bore of .690" and is perfect for supplying fuel to the 2JZGTE platform.The rail comes with everything needed for the install. Assembly includes the rail, billet clamps, two dash 8 o-ring to Dash 8 AN fittings, stainless steel hardware, and 6 injector bungs. This rail is setup for Bosch style with 14mm o-ring injectors and also utilizes a center lower return for further upgrading your fuel system. Also the rail is coated with a clear anodized finish.