Complete Big One exhaust for Fantic 50 (2006-2019): boosts 50cc 2-stroke torque, throttle response, and sporty sound with a clean, durable factory-fit design.
Big One full exhaust for Sherco SE 50 (2008-2024): boost torque, sharper throttle, plug-and-play fit, lighter (~2.8 kg), EU-homologated for true 50cc performance.