Polaris Snowmobile Oil Change Kit for 4 Stroke Snowmobiles with ProStar S4 Engine, Includes 4 Quarts of PS-4 EXTREME 0W-50 Full Synthetic Oil, 1 Oil Filter, 2 Washers, for Sled Maintenance - 2890884

["Extreme Full Synthetic Formula: Polaris PS-4 EXTREME Full Synthetic 0W-50 4-Cycle Engine Oil uses PAO and Ester powersports-grade synthetic base oils to deliver maximum performance and superior wear protection.","Custom Additive System: Polaris-Engineered Clean Engine Additive System significantly reduces engine deposits to maximize power while the moly-boost and ZDDP additives enhance engine wear protection.","Ultimate Protection: The custom additive system provides outstanding prevention of oxidation in extreme temperatures and prevents rust and corrosion that can form during intermittent use of an off-road vehicle or snowmobile.","Ultimate Performance: PS-4 EXTREME 0W-50 provides the widest viscosity range for extreme high and low temperature engine protection and performance in ambient temperatures of -45°F to over 130°F.","Includes Everything You Need To Change Your Oil: This Polaris Oil Change Kit includes 4 Quarts of PS-4 EXTREME SAE 0W-50 Full Synthetic Oil, 1 Oil Filter and 2 Drain Plug Washers. Compatible with Polaris 4-Stroke Snowmobiles with ProStar S4 Engine."]