This is a high quality 3 stage exhaust like all my other exhausts, you will have a deep sound thanks to the 3 stage tip! also You will notice a better performance of your gokart, minibike or Motorized Drift Trike! You must know this before you make your purchase! There is no painting in this Exhaust, Rust can come out over time, solution you applies high heat paint. This exhaust is loud than the factory. This exhaust will change color due to the high heat generated by the engine. Type of material: Mild steel, Uncoated Steel. 2 Lock washer and 2 nut plus Gasket included. Heavy duty pipe. Heavy duty 1/4 Exhaust Flange. (Mini Bike not included) This been tested on Powersports engine, CT200U-EX , CT200U, BT200X mini bike, Motorized Drift Trike 212cc or 198cc engine. Predator 212cc hemi or non-hemi, GX160, GX200, 212cc Tillotson Hemi... Made in U.S.A.