{"product_id":"k-n-high-flow-universal-clamp-on-air-filter-ru-1042-6-flange-6-5-height-washable-reusable","title":"K\u0026N High-Flow Universal Clamp-On Air Filter RU-1042 — 6\" Flange, 6.5\" Height, Washable Reusable","description":"\u003cp\u003e\u003cstrong\u003eThe K\u0026amp;N High-Flow Original Lifetime Universal Clamp-On Air Filter (RU-1042) is a washable, reusable round tapered filter engineered to increase airflow and provide long-term filtration for a wide range of engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis clamp-on K\u0026amp;N filter uses multiple layers of oiled cotton gauze and a pliable rubber flange to deliver improved airflow while trapping contaminants, and it’s built to be cleaned and reused rather than replaced. With a 6\" flange diameter, 6.5\" height and 1\" flange length, this tapered cone-style filter fits a broad selection of intake setups and universal applications. It’s pre-oiled and ready to install, offering an immediate upgrade for hobbyist projects, off-road builds, motorcycles, ATVs, and custom intake systems.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this K\u0026amp;N filter improve engine breathing?\u003c\/h3\u003e\n\u003cp\u003eThe RU-1042 increases airflow by using a multilayer cotton gauze media that allows more air to pass into the intake while still trapping dirt and particles. Better flow can support stronger throttle response and more efficient combustion when paired with compatible engine tuning and intake components.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMulti-layer cotton gauze increases air volume through the filter.\u003c\/li\u003e\n  \u003cli\u003eSpecial tacking agent helps capture fine contaminants without restricting flow.\u003c\/li\u003e\n  \u003cli\u003eTapered cone design directs air smoothly into the intake tract.\u003c\/li\u003e\n  \u003cli\u003ePre-oiled media is optimized for immediate use and airflow balance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long will this K\u0026amp;N clamp-on filter last and how do I maintain it?\u003c\/h3\u003e\n\u003cp\u003eK\u0026amp;N filters are designed for long-term reuse; with normal highway driving the air filter typically needs cleaning every 75,000 miles (about five years based on average yearly mileage). Maintenance is straightforward — remove the filter, wash with K\u0026amp;N cleaner or a mild degreasing solution, rinse, let dry, and reapply K\u0026amp;N filter oil per instructions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eClean roughly every 75,000 miles under normal highway conditions.\u003c\/li\u003e\n  \u003cli\u003eUse a compatible cleaner and K\u0026amp;N oil for best performance and longevity.\u003c\/li\u003e\n  \u003cli\u003eInspect the rubber flange for wear and ensure a secure clamp-fit at each service.\u003c\/li\u003e\n  \u003cli\u003eReusable design reduces replacement frequency and landfill waste.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill the RU-1042 fit my setup and how easy is installation?\u003c\/h3\u003e\n\u003cp\u003eThe RU-1042 is a universal clamp-on filter with a 6\" flange diameter and a 1\" flange length, intended for many applications that accept a tapered clamp-on intake. Its molded pliable rubber flange absorbs vibration and helps form a snug seal; installation typically requires only a hose clamp and basic hand tools.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e6\" flange diameter and 1\" flange length for universal clamp-on applications.\u003c\/li\u003e\n  \u003cli\u003ePliable rubber flange simplifies attachment and reduces vibration transfer.\u003c\/li\u003e\n  \u003cli\u003ePre-oiled and ready to mount — usually a single hose clamp is sufficient.\u003c\/li\u003e\n  \u003cli\u003eAvailable in tapered round shape to suit cone-style intakes and adapters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the construction highlights and warranty?\u003c\/h3\u003e\n\u003cp\u003eBuilt with durable materials and multi-layer filtration media, K\u0026amp;N universal filters prioritize long life and dependable performance. K\u0026amp;N backs the product with a 1-year limited warranty and manufactures these filters in the USA.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFour layers of premium cotton gauze with a specially designed tacking agent.\u003c\/li\u003e\n  \u003cli\u003eRugged molded rubber flange resists cracking and improves fitment.\u003c\/li\u003e\n  \u003cli\u003ePre-oiled for immediate performance and easier initial installation.\u003c\/li\u003e\n  \u003cli\u003e1-Year limited warranty and made in the USA for quality assurance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this filter for? The K\u0026amp;N RU-1042 is ideal for DIY mechanics, custom-built intake projects, small-engine installations, motorcycles, ATVs, and anyone seeking a reusable, high-flow clamp-on filter that reduces disposable filter waste. Choose this model when you need a durable, easy-to-install tapered air filter with a 6\" flange and washable media that’s built to last the life of the vehicle.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the RU-1042 come pre-oiled?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the K\u0026amp;N RU-1042 arrives pre-oiled and ready to install for immediate use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I clean this K\u0026amp;N filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Under typical highway driving clean about every 75,000 miles, or sooner in dusty conditions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"K\u0026N","offers":[{"title":"Default Title","offer_id":48083967639710,"sku":"B07TNVXYTL","price":99.78,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/kn-ru-1042-front-view.jpg?v=1785841584","url":"https:\/\/northtrailauto.ca\/products\/k-n-high-flow-universal-clamp-on-air-filter-ru-1042-6-flange-6-5-height-washable-reusable","provider":"North Trail Auto","version":"1.0","type":"link"}