High-torque 4 stroke exhaust by Tecnigas for 50cc Sym Fiddle 1 built before 2008 and Sym Symply 4T scooters (AV05W versions). Tecnigas Silent Pro Exhaust for SYM Fiddle 1 / Symply 50. For those who want a new silencer and want more power but do not want to ride with a small and particularly noisy, sporty sounding exhaust on their scooter then the Tecnigas Silent Pro is a perfect match.