3 ms·IIRC Kia or Hyundai has longest warranty - something like 8 years.by dzhiurgis 4y agoIIRC Kia or Hyundai has longest warranty - something like 8 years.hammock 4y agoIt used to be 10rajbot 4y agoThere are a few people in this thread saying their engines seized within the warranty period but weren’t covered by Kia, so this warranty might not be as useful as it sounds.