Experience unmatched performance and superior quality with the FMF Racing Factory Fatty Pipe, specially designed for Gas Gas 250/300 models from 2018 to 2019 and RIEJU MR PRO 250-300 from 2020 to 2023. Engineered to enhance your two-stroke engine's power output and throttle response, these pipes are crafted to meet the demands of serious riders who seek both reliability and speed.This exhaust pipe is a crucial upgrade for those looking to maximize their bike's potential on the track or trail. Featuring FMF Racing’s precision manufacturing, it ensures a perfect fit and optimal exhaust flow, improving overall engine efficiency. Whether you're pushing your bike to the limits or just enjoying the ride, the Factory Fatty Pipe delivers consistent power gains and aggressive sound that turns heads.Built with high-quality materials for durability and resistance to wear, this pipe withstands rigorous use and harsh conditions. Installation is straightforward, allowing riders to quickly get back on the road or trail without hassle. The Factory Fatty Pipe is an essential component for anyone dedicated to performance tuning and motorcycle excellence.