{"product_id":"uni-filter-replacement-oem-air-filter-nu-8521st-for-polaris-rzr-and-general","title":"UNI FILTER Replacement OEM Air Filter NU-8521ST for Polaris RZR and General","description":"Replacement OEM Air Filter - Polaris\n\u003cp\u003eThe UNI FILTER Replacement OEM Air Filter, part number NU-8521ST, is designed to fit in the stock airbox exactly like the OEM filter. Its higher airflow is intended to support higher performance while providing longer service intervals.\u003c\/p\u003e\u003cp\u003eBefore installation, the filter must be treated with oil. After use, it can be cleaned with regular grease-cutting dish soap and re-oiled for continued service. UNI FILTER states that the filter has an indefinite service life when properly cleaned and re-oiled. The filter is made in the USA.\u003c\/p\u003e\u003cp\u003eDistributor part number: 10113502. Manufacturer part number: NU-8521ST. Vehicle fitment includes the 2016 Polaris RZR 900; 2017 Polaris General 1000 EPS; 2018 Polaris RZR S 900 and Polaris General 1000 EPS Premium; 2019 Polaris General 1000 EPS Premium; 2020 Polaris RZR S 1000 EPS; 2021 Polaris RZR Trail 900 Sport 4x4; 2022 Polaris General 1000 Sport; 2024 Polaris RZR Trail Sport; and 2025 Polaris RZR Trail Ultimate.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: UNI FILTER\u003c\/li\u003e\n\u003cli\u003eProduct: Replacement OEM Air Filter\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: NU-8521ST\u003c\/li\u003e\n\u003cli\u003eDistributor Part Number: 10113502\u003c\/li\u003e\n\u003cli\u003eAirbox Fit: Fits in the stock airbox exactly like the OEM filter\u003c\/li\u003e\n\u003cli\u003eAirflow: Higher airflow for higher performance\u003c\/li\u003e\n\u003cli\u003eService Intervals: Longer service intervals\u003c\/li\u003e\n\u003cli\u003eMaintenance: Clean with regular grease-cutting dish soap and re-oil\u003c\/li\u003e\n\u003cli\u003eInstallation: Must be treated with oil prior to installation\u003c\/li\u003e\n\u003cli\u003eService Life: Indefinite service life when cleaned and re-oiled\u003c\/li\u003e\n\u003cli\u003eManufacturing: Made in the USA\u003c\/li\u003e\n\u003cli\u003eFitment: Fits select Polaris RZR and General models from 2016 through 2025\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n2015 Polaris RZR 4 900 EPS\u003cbr\u003e\n2015 Polaris RZR 900\u003cbr\u003e\n2015 Polaris RZR 900 XC Edition\u003cbr\u003e\n2015 Polaris RZR S 900\u003cbr\u003e\n2016 Polaris ACE 900 SP\u003cbr\u003e\n2016 Polaris General 1000 EPS\u003cbr\u003e\n2016 Polaris General 1000 EPS Deluxe\u003cbr\u003e\n2016 Polaris RZR 4 900 EPS\u003cbr\u003e\n2016 Polaris RZR 900\u003cbr\u003e\n2016 Polaris RZR 900 EPS XC Edition\u003cbr\u003e\n2016 Polaris RZR S 1000 EPS\u003cbr\u003e\n2016 Polaris RZR S 900\u003cbr\u003e\n2016 Polaris RZR XP 1000 EPS\u003cbr\u003e\n2016 Polaris RZR XP 1000 EPS High Lifter Edition\u003cbr\u003e\n2017 Polaris ACE 900 Xc\u003cbr\u003e\n2017 Polaris General 1000 EPS\u003cbr\u003e\n2017 Polaris General 1000 EPS Deluxe\u003cbr\u003e\n2017 Polaris General 1000 EPS Hunter Edition\u003cbr\u003e\n2017 Polaris General 1000 EPS Ride Command Edition\u003cbr\u003e\n2017 Polaris RZR 4 900 EPS\u003cbr\u003e\n2017 Polaris RZR 900\u003cbr\u003e\n2017 Polaris RZR 900 EPS XC Edition\u003cbr\u003e\n2017 Polaris RZR S 1000 EPS\u003cbr\u003e\n2017 Polaris RZR S 900\u003cbr\u003e\n2017 Polaris RZR XP 1000 EPS\u003cbr\u003e\n2017 Polaris RZR XP 1000 EPS Gold Matte Metallic LE\u003cbr\u003e\n2017 Polaris RZR XP 1000 EPS High Lifter Edition\u003cbr\u003e\n2017 Polaris RZR XP 1000 EPS Velocity Blue LE\u003cbr\u003e\n2017 Polaris RZR XP 1000 Ride Command 4x4\u003cbr\u003e\n2017 Polaris RZR XP 1000 Special Edition EPS\u003cbr\u003e\n2017 Polaris RZR XP 1000 Trails and Rocks Ed. 4x4\u003cbr\u003e\n2018 Polaris ACE 900 Xc\u003cbr\u003e\n2018 Polaris General 1000 EPS\u003cbr\u003e\n2018 Polaris General 1000 EPS Deluxe\u003cbr\u003e\n2018 Polaris General 1000 EPS Hunter Edition\u003cbr\u003e\n2018 Polaris General 1000 EPS Limited 4x4\u003cbr\u003e\n2018 Polaris General 1000 EPS Premium\u003cbr\u003e\n2018 Polaris General 1000 EPS Ride Command Edition\u003cbr\u003e\n2018 Polaris RZR 4 900 EPS 4x4\u003cbr\u003e\n2018 Polaris RZR 900\u003cbr\u003e\n2018 Polaris RZR S 1000 EPS\u003cbr\u003e\n2018 Polaris RZR S 900\u003cbr\u003e\n2018 Polaris RZR XP 1000 EPS\u003cbr\u003e\n2018 Polaris RZR XP 1000 EPS High Lifter Edition\u003cbr\u003e\n2018 Polaris RZR XP 1000 EPS Ride Command Edition\u003cbr\u003e\n2018 Polaris RZR XP 1000 EPS Trails and Rock Edition\u003cbr\u003e\n2018 Polaris RZR XP 1000 High Lifter Ed. 4x4\u003cbr\u003e\n2019 Polaris ACE 900 Xc\u003cbr\u003e\n2019 Polaris General 1000 EPS\u003cbr\u003e\n2019 Polaris General 1000 EPS Deluxe\u003cbr\u003e\n2019 Polaris General 1000 EPS Hunter Edition\u003cbr\u003e\n2019 Polaris General 1000 EPS Limited Edition\u003cbr\u003e\n2019 Polaris General 1000 EPS Premium\u003cbr\u003e\n2019 Polaris General 1000 EPS Ride Command Edition\u003cbr\u003e\n2019 Polaris RZR 900\u003cbr\u003e\n2019 Polaris RZR S 1000 EPS\u003cbr\u003e\n2019 Polaris RZR S 900\u003cbr\u003e\n2019 Polaris RZR XP 1000 4x4\u003cbr\u003e\n2019 Polaris RZR XP 1000 Dynamix Ed. 4x4\u003cbr\u003e\n2019 Polaris RZR XP 1000 EPS\u003cbr\u003e\n2019 Polaris RZR XP 1000 EPS DYNAMIX Edition\u003cbr\u003e\n2019 Polaris RZR XP 1000 EPS High Lifter Edition\u003cbr\u003e\n2019 Polaris RZR XP 1000 EPS Ride Command Edition\u003cbr\u003e\n2019 Polaris RZR XP 1000 EPS Trails and Rock Edition\u003cbr\u003e\n2019 Polaris RZR XP 1000 High Lifter Ed. 4x4\u003cbr\u003e\n2019 Polaris RZR XP 1000 Ride Command 4x4\u003cbr\u003e\n2019 Polaris RZR XP 1000 Trails and Rocks Ed. 4x4\u003cbr\u003e\n2020 Polaris General 1000\u003cbr\u003e\n2020 Polaris General 1000 Deluxe\u003cbr\u003e\n2020 Polaris General 1000 EPS Deluxe Ride Command Ed. 4x4\u003cbr\u003e\n2020 Polaris General 1000 Premium\u003cbr\u003e\n2020 Polaris General 1000 Sport\u003cbr\u003e\n2020 Polaris General XP 1000 Deluxe\u003cbr\u003e\n2020 Polaris RZR 900\u003cbr\u003e\n2020 Polaris RZR S 1000 EPS\u003cbr\u003e\n2020 Polaris RZR S 900\u003cbr\u003e\n2020 Polaris RZR XP 1000\u003cbr\u003e\n2020 Polaris RZR XP 1000 High Lifter Edition\u003cbr\u003e\n2020 Polaris RZR XP 1000 Limited Edition\u003cbr\u003e\n2020 Polaris RZR XP 1000 Premium\u003cbr\u003e\n2020 Polaris RZR XP 1000 Trails and Rock Edition\u003cbr\u003e\n2021 Polaris General 1000\u003cbr\u003e\n2021 Polaris General 1000 Deluxe\u003cbr\u003e\n2021 Polaris General 1000 EPS Deluxe Ride Command Ed. 4x4\u003cbr\u003e\n2021 Polaris General 1000 Premium\u003cbr\u003e\n2021 Polaris General 1000 Sport\u003cbr\u003e\n2021 Polaris General XP 1000\u003cbr\u003e\n2021 Polaris General XP 1000 Deluxe\u003cbr\u003e\n2021 Polaris General XP 1000 Factory Custom Edition\u003cbr\u003e\n2021 Polaris General XP 1000 Pursuit Edition\u003cbr\u003e\n2021 Polaris RZR S 1000 EPS\u003cbr\u003e\n2021 Polaris RZR Trail 900 4x4\u003cbr\u003e\n2021 Polaris RZR Trail 900 Premium 4x4\u003cbr\u003e\n2021 Polaris RZR Trail 900 Sport 4x4\u003cbr\u003e\n2021 Polaris RZR Trail 900 Ultimate 4x4\u003cbr\u003e\n2021 Polaris RZR Trail S 1000 Premium 4x4\u003cbr\u003e\n2021 Polaris RZR Trail S 1000 Ultimate 4x4\u003cbr\u003e\n2021 Polaris RZR Trail S 900 4x4\u003cbr\u003e\n2021 Polaris RZR Trail S 900 Premium 4x4\u003cbr\u003e\n2021 Polaris RZR Trail S 900 Sport  4x4\u003cbr\u003e\n2021 Polaris RZR XP 1000\u003cbr\u003e\n2021 Polaris RZR XP 1000 High Lifter Edition\u003cbr\u003e\n2021 Polaris RZR XP 1000 Premium\u003cbr\u003e\n2021 Polaris RZR XP 1000 Sport 4x4\u003cbr\u003e\n2021 Polaris RZR XP 1000 Trails \u0026amp; Rocks\u003cbr\u003e\n2022 Polaris General 1000 Deluxe\u003cbr\u003e\n2022 Polaris General 1000 Deluxe Ride Command Edition\u003cbr\u003e\n2022 Polaris General 1000 Premium\u003cbr\u003e\n2022 Polaris General 1000 Sport\u003cbr\u003e\n2022 Polaris General XP 1000 Deluxe\u003cbr\u003e\n2022 Polaris General XP 1000 Deluxe Ride Command Edition\u003cbr\u003e\n2022 Polaris General XP 1000 Trailhead Edition\u003cbr\u003e\n2022 Polaris General XP 1000 Troy Lee Designs Edition\u003cbr\u003e\n2022 Polaris RZR Trail Premium\u003cbr\u003e\n2022 Polaris RZR Trail S 1000 Premium\u003cbr\u003e\n2022 Polaris RZR Trail S 1000 Ultimate\u003cbr\u003e\n2022 Polaris RZR Trail S 900 4x4\u003cbr\u003e\n2022 Polaris RZR Trail S 900 Premium 4x4\u003cbr\u003e\n2022 Polaris RZR Trail S 900 Sport\u003cbr\u003e\n2022 Polaris RZR Trail Sport\u003cbr\u003e\n2022 Polaris RZR Trail Ultimate\u003cbr\u003e\n2023 Polaris General 1000 Sport\u003cbr\u003e\n2023 Polaris General XP 1000 Premium\u003cbr\u003e\n2023 Polaris General XP 1000 Sport\u003cbr\u003e\n2023 Polaris General XP 1000 Ultimate\u003cbr\u003e\n2023 Polaris RZR Trail Premium\u003cbr\u003e\n2023 Polaris RZR Trail S 1000 Premium\u003cbr\u003e\n2023 Polaris RZR Trail S 1000 Ultimate\u003cbr\u003e\n2023 Polaris RZR Trail S 900 Premium 4x4\u003cbr\u003e\n2023 Polaris RZR Trail S 900 Sport\u003cbr\u003e\n2023 Polaris RZR Trail Sport\u003cbr\u003e\n2023 Polaris RZR Trail Ultimate\u003cbr\u003e\n2024 Polaris General 1000 Premium\u003cbr\u003e\n2024 Polaris General 1000 Sport\u003cbr\u003e\n2024 Polaris General XP 1000 Premium\u003cbr\u003e\n2024 Polaris General XP 1000 Sport\u003cbr\u003e\n2024 Polaris General XP 1000 Ultimate\u003cbr\u003e\n2024 Polaris Ranger XD 1500 NorthStar Premium\u003cbr\u003e\n2024 Polaris Ranger XD 1500 NorthStar Ultimate\u003cbr\u003e\n2024 Polaris Ranger XD 1500 Premium\u003cbr\u003e\n2024 Polaris RZR Trail S 1000 Ultimate\u003cbr\u003e\n2024 Polaris RZR Trail S 900 Sport\u003cbr\u003e\n2024 Polaris RZR Trail Sport\u003cbr\u003e\n2024 Polaris RZR Trail Ultimate\u003cbr\u003e\n2025 Polaris General 1000 Premium\u003cbr\u003e\n2025 Polaris General 1000 Sport\u003cbr\u003e\n2025 Polaris General XP 1000 Premium\u003cbr\u003e\n2025 Polaris General XP 1000 Sport\u003cbr\u003e\n2025 Polaris General XP 1000 Ultimate\u003cbr\u003e\n2025 Polaris Ranger XD 1500 NorthStar Premium\u003cbr\u003e\n2025 Polaris Ranger XD 1500 NorthStar Ultimate\u003cbr\u003e\n2025 Polaris RZR Trail S 1000 Ultimate\u003cbr\u003e\n2025 Polaris RZR Trail S 900 Sport\u003cbr\u003e\n2025 Polaris RZR Trail Sport\u003cbr\u003e\n2025 Polaris RZR Trail Ultimate\u003cbr\u003e\n2026 Polaris General 1000 Premium\u003cbr\u003e\n2026 Polaris General 1000 Sport\u003cbr\u003e\n2026 Polaris General XP 1000 Premium\u003cbr\u003e\n2026 Polaris General XP 1000 Sport\u003cbr\u003e\n2026 Polaris General XP 1000 Ultimate\u003cbr\u003e\n2026 Polaris Ranger XD 1500 NorthStar Mountaineer Edition\u003cbr\u003e\n2026 Polaris Ranger XD 1500 NorthStar Premium\u003cbr\u003e\n2026 Polaris Ranger XD 1500 NorthStar Ultimate\u003cbr\u003e\n2026 Polaris RZR Trail S 1000 Ultimate\u003cbr\u003e\n2026 Polaris RZR Trail Sport\u003cbr\u003e\n2026 Polaris RZR Trail Ultimate","brand":"UNI FILTER","offers":[{"title":"Default Title","offer_id":68485895061739,"sku":"10113502","price":73.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/170426.png?v=1794378389","url":"https:\/\/ctracingservices.com\/products\/uni-filter-replacement-oem-air-filter-nu-8521st-for-polaris-rzr-and-general","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}