Tested | Yoshimura RS-12 Hybrid System on 2026 YZ450F (Feature)
Posted by Tokarski710 on
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Yoshimura is a Japanese company that manufacturers exhaust systems for motorcycles. The company was founded in 1954 and has slowly become one of the leading motorcycle exhaust system manufacturers int he world. Currently, Yoshimura sponsors several Motocross teams around the world.
Huge difference over stock, mostly on the bottom end, but still pulls great on top. Doesn't feel like it needs to be remapped to get the most performance out of it.
Still expensive even for a stainless system. Have to build the hardware.