NOTE: Unless otherwise stated, Triumph accessory silencers do not conform to on-road noise or emissions standards in countries where such standards apply. Use on-road may therefore violate the law. These products are designed for closed circuit competition use only. Triumph accessory silencers will require a specific tune download. Specification may vary by market. Some accessories are prohibited by local law. As a motorcycle owner/rider, it is your responsibility to know of and comply with all local laws. If you have any doubt, contact your local authorities.