{"product_id":"k-n-universal-rubber-filter-6in-id-7-5in-od-12in-h","title":"K\u0026N Universal Rubber Filter 6in ID 7.5in OD 12in H","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003eRU-3040\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e 024844000507\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eK\u0026amp;N RU-3040 Universal Clamp-On Air Filter 6in ID 7.5in OD 12in H\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eK\u0026amp;N RU-3040 delivers high-flow filtration for racing vehicles radio-controlled cars generators snowmobiles tractors and custom intakes. The 6-inch inner diameter 7.5-inch outer diameter and 12-inch height with pliable rubber flanges ensure secure vibration-absorbing fit. Pre-oiled cotton gauze boosts horsepower acceleration and engine performance while trapping contaminants.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 Layers of Protection:\u003c\/strong\u003e Multiple layers of premium cotton gauze with tacking agent form intricate media to block trap harmful contaminants.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean Once Every 5 Years:\u003c\/strong\u003e Handles 75000 miles under normal highway driving or 5 years at 15000 miles per year before cleaning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Pre-oiled ready-to-use clamp-on design offers quick cost-effective upgrade with stretchable flanges up to 1\/16 inch.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngineered Power:\u003c\/strong\u003e State-of-the-art media increases airflow for higher horsepower acceleration and overall engine response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged Construction:\u003c\/strong\u003e Durable premium materials and advanced methods built to last a lifetime washable and reusable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eFlanges absorb vibration allow secure clamp-on attachment and stretch 1\/16 inch for in-between sizes.\u003c\/li\u003e\n\u003cli\u003eWashable reusable design reduces landfill waste from disposable filters.\u003c\/li\u003e\n\u003cli\u003e1-Year Limited Warranty covers defects.\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\u003eClamp directly to 6-inch ID intake stretches to fit slight variations.\u003c\/li\u003e\n\u003cli\u003eNo additional hardware needed rubber flanges provide airtight seal.\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\u003eGenerators\u003c\/td\u003e\n\u003ctd\u003eN\/A\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\u003eN\/A\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\u003eTractors\u003c\/td\u003e\n\u003ctd\u003eN\/A\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\u003eRadio-Controlled\u003c\/td\u003e\n\u003ctd\u003eCars ATVs\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 filtration since 1969 trusted in motorsports worldwide.\u003c\/li\u003e\n\u003cli\u003eHigh-flow designs deliver measurable power gains.\u003c\/li\u003e\n\u003cli\u003ePrecision-engineered for universal applications and longevity.\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 What intake sizes does the RU-3040 fit?\u003cbr\u003e\n \u003cstrong\u003eA:\u003c\/strong\u003e 6-inch inner diameter with 7.5-inch outer flange stretches up to 1\/16 inch for secure clamp-on to compatible air intakes.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material is used in construction?\u003cbr\u003e\n \u003cstrong\u003eA:\u003c\/strong\u003e Premium cotton gauze media with ultra-strong molded rubber flanges for durability vibration absorption and reusability.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the warranty and maintenance?\u003cbr\u003e\n \u003cstrong\u003eA:\u003c\/strong\u003e 1-Year Limited Warranty cleaning required every 75000 miles or 5 years wash with K\u0026amp;N kit and re-oil.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eShipping \u0026amp;amp. Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS Ground FedEx\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 14.25in L x 8.5in W x 8.5in H\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 2.35 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K\u0026N Engineering","offers":[{"title":"Default Title","offer_id":40094257086543,"sku":"KNNRU-3040","price":94.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/kn-universal-rubber-filter-6in-id-7_5in-od-12in-h-kn-engineering.jpg?v=1766994492","url":"https:\/\/www.blackopsautoworks.com\/products\/k-n-universal-rubber-filter-6in-id-7-5in-od-12in-h","provider":"Black Ops Auto Works","version":"1.0","type":"link"}