{"product_id":"k-n-engineering-ru-1900-universal-clamp-on-air-filter-2-25-inch-flange-id-3-5-inch-od-2-inch-height","title":"K\u0026N Engineering RU-1900 Universal Clamp-On Air Filter, 2.25-Inch Flange ID, 3.5-Inch OD, 2-Inch Height","description":"K\u0026amp;N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other applications. Regardless of the angle or offset diameter of the air intake, there is probably a K\u0026amp;N Universal air filter for your equipment. All filters are constructed with ultra-strong molded pliable rubber flanges which absorb vibration and allow for secure attachment and can also be stretched for up to 1\/16 of an inch (1.5mm) to fit in-between sizes. K\u0026amp;N universal air filters are washable and reusable.\nRegardless of the angle or offset diameter of an air intake, there is probably a K\u0026amp;N Universal air filter for your equipment. K\u0026amp;N universal air filters are washable and reusable.\nAssociated products: 99-5000 Filter Care Service Kit Aerosol\n\u003cul\u003e\n  \u003cli\u003eOne year limited warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe K\u0026amp;N Engineering RU-1900 Universal Clamp-On Air Filter is designed for a wide range of automotive, racing, powersports, recreational, and equipment applications. Its universal configuration is suitable for air intakes with varying angles and offsets, making it a practical solution for custom installations, generators, snowmobiles, tractors, radio-controlled vehicles, and other compatible equipment.\u003c\/p\u003e\u003cp\u003eBuilt for repeated use, the K\u0026amp;N RU-1900 features a washable and reusable filter element that helps reduce replacement waste and simplifies long-term maintenance. The molded, pliable rubber flange is designed to absorb vibration while providing a secure connection to the intake. The flexible flange can also accommodate slight variations between the intake and filter sizes, supporting a reliable fit for compatible applications.\u003c\/p\u003e\u003cp\u003eThe K\u0026amp;N Engineering RU-1900 has a 2.25-inch flange inside diameter, a 3.5-inch outside diameter, and a 2-inch overall height. It is intended for automotive use and includes a one-year limited warranty. For cleaning and re-oiling, K\u0026amp;N recommends the 99-5000 Filter Care Service Kit Aerosol. This product is not CARB approved, and the required emissions compliance acknowledgement should be reviewed before installation. Fitment depends on the intake configuration and available clearance; verify the flange size and application requirements before purchase.\u003c\/p\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOne K\u0026amp;N Engineering RU-1900 Universal Clamp-On Air Filter\u003c\/li\u003e\n\u003cli\u003eOne-year limited warranty coverage\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUniversal Application: Designed for compatible automotive, racing, recreational, and equipment air-intake applications with varying intake angles and offsets.\u003c\/li\u003e\n\u003cli\u003eWashable and Reusable: The reusable filter element can be cleaned and serviced to support extended use and reduce the need for frequent replacement.\u003c\/li\u003e\n\u003cli\u003eFlexible Rubber Flange: Molded pliable rubber absorbs vibration and can accommodate slight fit variations for secure attachment.\u003c\/li\u003e\n\u003cli\u003eCompact Clamp-On Design: Provides a practical air-filtration solution where the intake matches the 2.25-inch flange inside diameter and available clearance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003eAir Freight Prohibited: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eNot Carb Approved: true\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCarb Acknowledgement Required: true\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eLtl Freight Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eProp 65: Y\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Type: automotive\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eEpa: N\/A\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRegular Stock: t\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"K\u0026N Engineering","offers":[{"title":"Default Title","offer_id":67594319921404,"sku":"RU-1900","price":103.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/ea55625ff29f942f5e670722baf3cc9a.jpg?v=1790557421","url":"https:\/\/diycustoms.store\/products\/k-n-engineering-ru-1900-universal-clamp-on-air-filter-2-25-inch-flange-id-3-5-inch-od-2-inch-height","provider":"diycustoms.store","version":"1.0","type":"link"}