O.S. Max left side tuned pipe for .12 size engine has a polished natural aluminum. This product includes one tuned pipe w/permanently fixed pressure fitting. One header. One exhaust seal ring (used between tuned pipe and header). Exhaust seal ring (Gasket between header and engine). Three joint springs (used to connect tuned pipe to header). One manifold (header) spring to attach header to engine. One 4x4x0.7mm set screw to secure to tuned pipe mount.

2mm hex wrench for set screw