Yoshimura Offroad RS-4 94DB Stainless Aluminum Full System Exhaust for 2010-2013 Yamaha YZ450F
- Developed in conjunction with AMA pro Supercross/Motocross Teams, this evolutionary exhaust system combine power, light weight, and centralized mass to give you the confidence to dominate the race track.
Bike Fitment 2010-2013 Yamaha YZ450F
Country Of Origin: Imported
The RS-4 is a unique design with predicated power, a side benefit of a quiet earthy exhaust note that speaks volumes for performance and offers increased horsepower and torque.
It feature a polyresonant duplex chamber
A 2-staged stepped baffle and an innovative carbon cone end-cap.