2011 Polaris Sportsman X2 850 Extreme Duty Oil Change Kit Ultimate High Temp Engine Protection, Additional Rust & Corrosion Additive Protection Prevents Thermal Breakdown, High RPM Race Proven Formula Engineering approved for Polaris 4-cycle engines Used in temperatures ranging from 0 degrees to 130+ degrees **Kit Includes One Genuine Pure Polaris Oil Filter and 2 Quarts of Extreme Duty Oil