Fly Racing Exhaust (Horizontal) for 50cc 2-Stroke Yamaha Zuma SPECIFICATIONS: Steel exhaust pipe with an aluminum silencer Noticeable increase in power and acceleration No re-jetting required if using stock air box Includes primary clutch rollers, rear clutch shoe springs, flange gasket and all needed brackets and hardware Not legal for use in California on pollution controlled vehicles – Check local laws before installing COMPATIBILITY: Yamaha – Zuma 50 2T ’02-10 Not legal for use in California on pollution controlled vehicles. Check local laws before installing.