Genuine POLARIS OEM Oil Change Kit Is your machine running like it should be? Maybe it is time for an oil change! Do it yourself with this POLARIS OEM Oil Change Kit Part Number: 2877473 Vehicle Fitment: 2010-2021 Polaris Sportsman 850 This kit contains the following items: 2 x POLARIS 1 QUART BOTTLES PS-4 FULL SYNTHETIC ENGINE OIL 1 x POLARIS OIL FILTER 2520799