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Product video

• Dyno and track tested by Honda R&D in Japan, American Honda MX Team, and HRC All Japan MX Racing Team
• 3-stage header provides broader overall range of power and throttle response
• New tail pipe divider creates smoother exhaust flow and better velocity to the right and left tail pipe
• New compact forward positioned RS-9T dual muffler design provides lower center of gravity for better mass centralization
• Larger RS-9T core creates improved throttle response, and power in mid and top end
• New RS-9T mufflers have more volume than stock to provide a decrease in overall dB noise level