Yamalube SAE 10W40 4T Hi-Performance full synthetic oil is a modern balanced formulation designed for superior performance and maximum durability that is necessary for today's advanced, high revving engine parts. Genuine OEM Yamaha. Full-Synthetic high performance engine oil. Formulated for superior performance and durability. Designed to provide excellent thermal stability and enhanced fuel efficiency. Enhanced engine performance and protection for any on and off-road application. Includes: five quarts of 10W-40 all full synthetic engine oil, OEM oil filter, crush washer, pair of nitrile gloves, and funnel