Made in USA, Works also on Lifan LF152F-3Q 3 HP 79cc Important: This exhaust will work on two mini bike models only, RB100 105cc or RT100 105cc Mini bike only. Also work on this engine, Lifa LF152F-3Q 3 HP 79cc, Please Do not order it if you plan to use it in something else not mentioned here. (not going to work) The color you see here like metallic is not paint, it is sandblasting ...you can apply high heat paint if you wish, you can also use it like this. What is sandblasting? it is a process with sand so that the metal is completely clean and has small pores so that the paint sticks much better, it is like saying sandpaper but deeper... 2000F recommended paint use the color you like best. Please Keep in mind that this is a header not muffler, it will sound loud but will increase your engine performance a bit. The Approximate length of exhaust is 10" Pipe OD 1" ...RLV muffler can be attached at tip. What is included in the package? - Exhaust pipe - 2 ss Lock washer - 2 stainless steel screws - 1 allen key - Exhaust Gasket -Mini bike not included.