Not sure. Their warranty doesn't cover a lot of things so what does it actually cover?
YAMAHA PROTECTION PLUS DOES NOT COVER FAILURES RESULTING FROM:
Commercial or Rental Usage
Racing or competition
Modification of original parts
Installation or use of non-authorized parts or accessories
Use of lubricants, oil and fuel oil mixture other than those recommended in the owner's manual
Collision or theft damage
Cosmetic damage - scratches, dents, fading, flaking, peeling, etc.
Normal wear and tear or lack of maintenance
Abuse or neglect
THE FOLLOWING PARTS ARE NOT COVERED:
Clutch plates and facings
Oil, lubes, spark plugs, high tension cables, batteries, filters and fuses