P/C Ti 6 Pro System Yz450f '14 17 450fx '16 17

If you are competing in a AMA Supercross or AMA Motocross series, the Ti-6 Pro Titanium Exhaust System is perfect for you. Created as a full race closed course system, the Ti-6 Pro is designed to increase performance and help professional racers pass AMA/FIM sound regulations. WILL NOT ACCEPT SPARK ARRESTOR.