Ski-Doo XPS 4 Stroke Synthetic Blend Engine Oil - Gallon 293600122 Case of 3 Genuine BRP (Ski-Doo, Sea-Doo, Can-Am) 4 Stroke Summer Grade oil, case of 3 gallons. This is factory original equipment oil, not aftermarket. XPS synthetic 4-stroke oil is specifically engineered to meet the particular lubrication requirements of Can-Am, Spyder and Sea-Doo vehicles equipped with Rotax 4-TEC 4-stroke engines.