{"product_id":"k-n-universal-clamp-on-air-filter-2-1-4in-10-deg-flg-3-1-2in-od-6in-h","title":"K\u0026N Universal Clamp-On Air Filter - 2 1\/4in 10 DEG FLG 3 1\/2in OD 6in H","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003eRU-1090\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e 024844009999\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eK\u0026amp;N Universal Clamp-On Air Filter - 2 1\/4in 10 DEG FLG 3 1\/2in OD 6in H\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe K\u0026amp;N RU-1090 is a round straight universal clamp-on air filter with a 2-1\/4 inch inside diameter 10 degree angled flange 3-1\/2 inch outside diameter and 6 inch height. It fits racing vehicles radio-controlled cars generators snowmobiles tractors and custom intake applications with matching tube sizes. Cotton gauze media delivers high airflow while flanges provide secure vibration-resistant mounting.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVibration-Resistant Flanges:\u003c\/strong\u003e Molded pliable rubber flanges absorb engine vibration for stable secure attachment to intake tubes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStretch Fit Design:\u003c\/strong\u003e Flanges stretch up to 1\/16 inch (1.5mm) to match in-between intake diameters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWashable Reusable Media:\u003c\/strong\u003e Cotton gauze element cleans easily with K\u0026amp;N kit for repeated use and sustained performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Flow Construction:\u003c\/strong\u003e Oiled cotton gauze increases air volume to support engine power output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise Dimensions:\u003c\/strong\u003e 2-1\/4in ID (10 degree angle flange) 3-1\/2in OD 6in height 1-1\/16in flange length for exact custom fit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm intake tube inside diameter of 2-1\/4 inches before purchase\u003c\/li\u003e\n\u003cli\u003eClean every 50,000 miles or when dirty using K\u0026amp;N air filter cleaner and oil\u003c\/li\u003e\n\u003cli\u003eLightweight at 0.8 lb (0.4 kg) for simple handling and installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional installation recommended.\u003c\/li\u003e\n\u003cli\u003eSecure with hose clamp rated for 2-1\/4in diameter (clamp not included)\u003c\/li\u003e\n\u003cli\u003e10 degree flange angle suits offset intake tube orientations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAll Years\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003eRacing Vehicles\u003c\/td\u003e\n\u003ctd\u003eCustom Intakes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAll Years\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003eR\/C Cars\u003c\/td\u003e\n\u003ctd\u003ePerformance Builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAll Years\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003eGenerators\u003c\/td\u003e\n\u003ctd\u003ePower Equipment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAll Years\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003eSnowmobiles\u003c\/td\u003e\n\u003ctd\u003eTractors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose K\u0026amp;N?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProven air filtration technology used in motorsports worldwide\u003c\/li\u003e\n\u003cli\u003eCotton gauze design traps dirt while passing more clean air\u003c\/li\u003e\n\u003cli\u003eDurable rubber components withstand heat vibration and flex\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Does the RU-1090 fit my custom intake setup?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes if your intake tube has 2-1\/4in inside diameter. The 10 degree flange handles angled mounts and stretches slightly for precise seal.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What filter media does it use?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Four-ply cotton gauze pleated media oiled for optimal dust capture and airflow in universal applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the maintenance process?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Rinse with K\u0026amp;N cleaner air dry then apply K\u0026amp;N oil. Reusable design eliminates replacement costs over time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS Ground\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock - ships same or next business day\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Manufacturer box 7.5 x 4.3 x 4 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.8 lb (0.4 kg)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K\u0026N Engineering","offers":[{"title":"Default Title","offer_id":43540367802447,"sku":"KNNRU-1090","price":78.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/kn-universal-clamp-on-air-filter-2-14in-10-deg-flg-3-12in-od-6in-h-kn-engineering.jpg?v=1767001472","url":"https:\/\/www.blackopsautoworks.com\/products\/k-n-universal-clamp-on-air-filter-2-1-4in-10-deg-flg-3-1-2in-od-6in-h","provider":"Black Ops Auto Works","version":"1.0","type":"link"}