OEM Part Number:Oxygen sensor extension harness replace for :4016021 4013979.
Applicable models:Polaris Sportsman 570 2015-2021;Polaris Sportsman 450 2016-2021;Polaris RZR XP Turbo 2015-2021;Polaris RZR XP 4 Turbo 2016-2017 2020-2021;Polaris RZR XP 1000 2015-2019;Polaris RZR XP 2015-2020; Polaris Ranger Series.
Maintenance:O2 sensors as a way to ensure your model is operating at maximum efficiency. Replace the O2 sensor every 1000 hours of operation to reduce engine wear and keep the ECM running as it should.
Produck Features:Helps ensure your engine runs efficiently while maximizing performance.
Warrant:You will get a 1 year shelf life for our store, any questions about this oxygen sensor extension during the installation process, please contact us in time, and we will reply you within 12 hours.