Pro Circuit TM 250 / 300 95–98 & TM 300 99–00

The Pro Circuit 304 Silencer it is a high quality exhaust muffler from Pro Circuit, designed for use on two-stroke motocross motorcycles. It offers improved exhaust gas expansion and richer engine performance, while maintaining lower noise level compared to the factory final.

The 304 Silencer is part of Pro Circuit's “Factory Sound” series — built with Aluminum body and stainless steel elements for corrosion resistance, with a distinctive design that combines racing performance with everyday reliability.

It is an excellent choice for riders who want a reliable aftermarket solution to achieve improved engine performance while reducing noise levels in demanding off-road conditions.