FOR CLOSED COURSE COMPETITION USE ONLY. NOT INTENDED FOR STREET USE. The flagship exhaust system in the range, the Evolution Line is used by race teams. Constructed from ultra-lightweight titanium to significantly reduce weight and assist with handling. This full system features titanium headers, which give a performance increase over the Slip-On Line and a racing sound. Simple to...

FOR CLOSED COURSE COMPETITION USE ONLY. NOT INTENDED FOR STREET USE. The flagship exhaust system in the range, the Evolution Line is used by race teams. Constructed from ultra-lightweight titanium to significantly reduce weight and assist with handling. This full system features titanium headers, which give a performance increase over the Slip-On Line and a racing sound. Simple to...

Noise reducer insert for CRF250/300/400/450 FROM MOTOCORSS TO ENDURO EXHAUST SYSTEM.