{"product_id":"k-n-filter-universal-rubber-oval-straight-4-5in-ol-x-3-75in-ow-x-7in-height-20-degree-angle","title":"K\u0026N Filter Universal Rubber Oval Straight 4.5in OL x 3.75in OW x 7in Height 20 Degree Angle","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003eRU-1390\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e 024844010179\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eK\u0026amp;N Filter Universal Rubber Oval Straight 4.5in OL x 3.75in OW x 7in Height 20 Degree Angle\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eK\u0026amp;N RU-1390 delivers high airflow for racing vehicles radio-controlled cars generators snowmobiles tractors and custom intakes. This oval straight filter features a 20 degree angle rubber flange 4.5in outside length x 3.75in outside width 7in height flange inside 4.125in length x 3.375in width and 0.75in flange length. Washable reusable cotton gauze construction ensures lasting performance in demanding applications.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMolded Rubber Flanges:\u003c\/strong\u003e Ultra-strong pliable design absorbs vibration secures attachment and stretches up to 1\/16in (1.5mm) to fit in-between intake sizes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWashable Reusable Media:\u003c\/strong\u003e Cotton gauze filters clean easily with K\u0026amp;N cleaning kit for repeated use without replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 Degree Angle:\u003c\/strong\u003e Matches offset intake pipes on custom racing setups generators and off-road equipment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentered Oval Flange:\u003c\/strong\u003e 4.125in inside length x 3.375in inside width clamps directly to oval tubes for airtight seal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Flow Design:\u003c\/strong\u003e Oiled media provides increased horsepower and throttle response across applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eMeasure intake tube to confirm flange match before purchase\u003c\/li\u003e\n\u003cli\u003eRe-oil with 1.72 oz (51 ml) K\u0026amp;N oil after each cleaning\u003c\/li\u003e\n\u003cli\u003eSmall parcel ground shipping handles vibration-free delivery\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\u003eFlange stretches slightly for secure fit on oval tubes 4.125in x 3.375in inside\u003c\/li\u003e\n\u003cli\u003eUse hose clamps on 0.75in flange length no additional hardware needed\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\u003eUniversal\u003c\/td\u003e\n\u003ctd\u003eCustom\u003c\/td\u003e\n\u003ctd\u003eRacing Vehicles\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUniversal\u003c\/td\u003e\n\u003ctd\u003eCustom\u003c\/td\u003e\n\u003ctd\u003eGenerators\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUniversal\u003c\/td\u003e\n\u003ctd\u003eCustom\u003c\/td\u003e\n\u003ctd\u003eSnowmobiles\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUniversal\u003c\/td\u003e\n\u003ctd\u003eCustom\u003c\/td\u003e\n\u003ctd\u003eTractors\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUniversal\u003c\/td\u003e\n\u003ctd\u003eCustom\u003c\/td\u003e\n\u003ctd\u003eR\/C Cars\u003c\/td\u003e\n\u003ctd\u003eAll\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\u003eOver 60 years engineering performance air filters for motorsports and powersports\u003c\/li\u003e\n\u003cli\u003eCotton gauze traps dirt while allowing 50% more air than paper filters\u003c\/li\u003e\n\u003cli\u003ePrecision molded rubber withstands 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 RU-1390 fit my custom oval intake?\u003cbr\u003e\n \u003cstrong\u003eA:\u003c\/strong\u003e Fits tubes with 4.125in inside length x 3.375in inside width 20 degree angle stretches up to 1\/16in\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What filter media and flange material?\u003cbr\u003e\n \u003cstrong\u003eA:\u003c\/strong\u003e Oiled cotton gauze media molded rubber flange for durability and seal\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What warranty coverage?\u003cbr\u003e\n \u003cstrong\u003eA:\u003c\/strong\u003e No-Hassle Lifetime Limited Warranty when serviced with K\u0026amp;N kits\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 Standard 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 Cardboard box 8.5 x 6.2 x 8.4 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.3 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K\u0026N Engineering","offers":[{"title":"Default Title","offer_id":43540367867983,"sku":"KNNRU-1390","price":68.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/kn-filter-universal-rubber-oval-straight-4_5in-ol-x-3_75in-ow-x-7in-height-20-degree-angle-kn-engineering.jpg?v=1767001487","url":"https:\/\/www.blackopsautoworks.com\/products\/k-n-filter-universal-rubber-oval-straight-4-5in-ol-x-3-75in-ow-x-7in-height-20-degree-angle","provider":"Black Ops Auto Works","version":"1.0","type":"link"}