OEM Oil Change Kit. Includes: 5 Quarts Of KPO 10W40 Full Synthetic PWC Engine Oil, 1 OEM Oil Filter 16097-0007, 4 Iridium NGK Spark Plugs PMR9B. Fits: (2011-2013 Ultra 300 LX) (2011-2013 Ultra 300 X) (2014-2025 Ultra 310 LX) (2022-2025 Ultra 310 LX-S) (2014-2021 Ultra 310 R) (2014-2025 Ultra 310 X).