This is a set of EIGHT (8) AC Delco Spark Plugs. They are all new and unused in the original box. The item and stock numbers on this set are 41 627/25177454. The application is the responsibility of the buyer and there are no returns on plugs purchased incorrectly.There may be more vehicles than in the description. They will ship in a padded envelope USPS and will be sent First Class free of charge. Stock Photo.