{"product_id":"outerwears-atv-pre-filter-for-k-n-su-4588-suzuki-lt500r-quadracer-1987-1990","title":"Outerwears ATV Pre-Filter for K\u0026N SU-4588, Suzuki LT500R Quadracer 1987-1990","description":"\u003cp\u003eThe Outerwears ATV Pre-Filter, manufacturer part number 20-1056-01, is designed to fit K\u0026amp;N SU-4588 air filters used on select Suzuki LT500R Quadracer models. This protective filter cover helps shield the underlying air filter from dirt, dust, sand, and other trail debris while supporting reliable airflow for off-road riding.\u003c\/p\u003e\u003cp\u003eBuilt for powersports applications, the Outerwears pre-filter provides an added layer of protection in demanding riding conditions. Its design helps reduce the amount of contamination reaching the primary air filter, which can support longer service intervals and simplify routine filter maintenance. The cover is intended for riders who need dependable intake protection during recreational, racing, and utility-focused ATV use.\u003c\/p\u003e\u003cp\u003eFitment includes the 1987, 1988, 1989, and 1990 Suzuki LT500R Quadracer when equipped with the K\u0026amp;N SU-4588 air filter. Verify the existing filter application before installation to ensure proper compatibility. The Outerwears brand and manufacturer part number 20-1056-01 provide a direct reference for identifying the correct pre-filter for this application.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: Outerwears\u003c\/li\u003e\n\u003cli\u003eProduct type: ATV air filter pre-filter\u003c\/li\u003e\n\u003cli\u003eModel: ATV Pre-Filter for K\u0026amp;N SU-4588\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 20-1056-01\u003c\/li\u003e\n\u003cli\u003eVendor part number: 25-5845\u003c\/li\u003e\n\u003cli\u003eFilter application: K\u0026amp;N SU-4588\u003c\/li\u003e\n\u003cli\u003eFitment: 1987-1990 Suzuki LT500R Quadracer\u003c\/li\u003e\n\u003cli\u003eProtection: Helps guard the primary air filter against dirt, dust, sand, and trail debris\u003c\/li\u003e\n\u003cli\u003eUse: Designed for off-road ATV riding and demanding powersports conditions\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n1987 Suzuki Lt500R Quadracer\u003cbr\u003e\n1988 Suzuki Lt500R Quadracer\u003cbr\u003e\n1989 Suzuki Lt500R Quadracer\u003cbr\u003e\n1990 Suzuki Lt500R Quadracer","brand":"OUTERWEARS","offers":[{"title":"Default Title","offer_id":67574587523307,"sku":"25-5845","price":22.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/ec32-572a5ec12a365_c44ebf53-8ef3-4b48-9413-5bc72a8cde62.jpg?v=1790826897","url":"https:\/\/ctracingservices.com\/products\/outerwears-atv-pre-filter-for-k-n-su-4588-suzuki-lt500r-quadracer-1987-1990","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}