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The STR-1 exhaust has been designed so that the engine can express its best over the entire range of engine revs
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Clean around the hub making sure clean and free of debris
RFX Engine plugs also feature handy 8mm and 6mm hex key heads for easier installation
New minimalist centre design for reduced weight and mud clearing
UFO Achterspatbord wit Yamaha YZ250F/450F Kleuren:Wit / wit The STR-1 exhaust has beenUFO plastics are renowned for their quality and their resistance to off road use. Theyre designed like OEM plastics and are easy to mount. They are used by todays MXGP top teams and former world champions. OEM type Made from UV, choc and torsion resistant injected plastic