2006-2007 Sportsman 450 Genuine Polaris Oil Change and Air Filter Kit **Kit Includes 3 Quarts of Genuine Polaris PS4 Oil, One Oil Filter, and One Air Filter Polaris PS-4 provides maximum protection for your ATV and snowmobile engine and transmission components 5W-50 viscosity grade recommended foruse in ambient temperatures of -40F to 100F. Engineering approved for Polaris 4-cycle engines