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#yoshimura

  1. Yoshimura Exhaust on CBR300R

    Parts & Accessories
    Hey Guys! I'm looking to buy a CBR300R from someone but they claim to have changed the exhaust to Yoshimura. I am worried that it would overpower the catalyst and burn out the cylinders - hence meaning I would need a power commander installed in the future not to ruin the engine as it is very...
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