We guarantee that the kit will arrive exactly as described, will fit the bikes it is intended to fit, and won't leak upon installation. Other than that, there will be no warranty of any kind, express or implied. The installer and/or end user is responsible for proper installation of the kit and for maintaining the proper oil level in his or her motorcycle, as well as the periodic inspection of all parts, lines, and connections associated with the use of this kit. Loss of oil could result in catastrophic engine failure and/or loss of traction, which may cause serious injury or death. Use at your own risk.