Compatible Brand, Fits Yamaha Displacement, N/A Number, 214915 Notes, PROGRAMMABLE Performance CDI unit with PC SoftwareThis is a great upgrade as the original OKI/NEC units used electronics from the early 80s. Our new igniters have modern and faster switching electronics which will help reach a higher spark voltage. Direct plug in. Increase RPM. Timing curves advances to gain maximum horsepower. 1 year manufacturers warranty.