{"product_id":"k-n-universal-clamp-on-air-filter-rf-1015-4-in-flange-7-in-height-washable-high-flow","title":"K\u0026N Universal Clamp-On Air Filter RF-1015 — 4 in Flange, 7 in Height, Washable High-Flow","description":"\u003cp\u003e\u003cstrong\u003eThe K\u0026amp;N High-Flow Original Lifetime Universal Clamp-On Air Filter (RF-1015) is a washable, reusable cone-style filter engineered to increase airflow and last for the life of your vehicle.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned as a universal clamp-on solution, this K\u0026amp;N air filter fits a wide range of applications thanks to its 4-inch flange diameter, 7-inch height and 0.625-inch flange length. Built with multiple layers of premium cotton gauze media and a pliable molded rubber flange, the RF-1015 aims to boost engine breathing while offering durable construction and long service intervals compared with disposable filters.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter improve engine performance?\u003c\/h3\u003e\n\u003cp\u003eThe multi-layer cotton gauze media increases airflow to the intake, which can help throttle response and overall engine efficiency when installed correctly. K\u0026amp;N’s specially treated layers balance filtration and flow to trap contaminants while allowing greater volume of air than many stock paper filters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFour-layer cotton gauze for increased flow with contaminant capture\u003c\/li\u003e\n  \u003cli\u003ePre-oiled media for immediate protection out of the box\u003c\/li\u003e\n  \u003cli\u003eTapered cone shape promotes smoother intake air entry\u003c\/li\u003e\n  \u003cli\u003eMay enhance horsepower and acceleration in compatible setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and maintenance-friendly is the RF-1015?\u003c\/h3\u003e\n\u003cp\u003eThis K\u0026amp;N filter is made from rugged materials built to withstand vibration and repeated service; the molded rubber flange absorbs movement and secures the clamp-on fit. Unlike disposable filters, it is washable and reusable—cleaning intervals are long under normal highway driving conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConstructed with strong molded rubber flange to resist cracking\u003c\/li\u003e\n  \u003cli\u003eClean only every 75,000 miles under typical highway use (approx. 5 years)\u003c\/li\u003e\n  \u003cli\u003eReusable design reduces landfill waste and recurring purchases\u003c\/li\u003e\n  \u003cli\u003eBacked by a 1-year limited warranty and made in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it fit my vehicle or custom intake setup?\u003c\/h3\u003e\n\u003cp\u003eThe RF-1015 is a universal clamp-on filter made to suit many aftermarket and OEM intakes that accept a 4-inch flange. Because it’s a tapered, cone-style filter, its shape adapts well to tight engine bays and custom plumbing where a clamp-on solution is required.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e4-inch flange diameter commonly accepted by many intake tubes\u003c\/li\u003e\n  \u003cli\u003e0.625-inch flange length provides a secure clamping surface\u003c\/li\u003e\n  \u003cli\u003eRound tapered profile fits a variety of orientations and spaces\u003c\/li\u003e\n  \u003cli\u003eAvailable across many K\u0026amp;N part numbers for broader compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I install and care for this clamp-on air filter?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward: slide the filter onto the intake tube and secure with a clamp; the pre-oiled media is ready to use immediately. When cleaning is needed, K\u0026amp;N supplies a cleaning and re-oiling process to restore filtration efficiency—no special tools required for routine service.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePre-oiled at the factory for instant installation\u003c\/li\u003e\n  \u003cli\u003eSlide-on mounting with standard clamp (clamp not included in some kits)\u003c\/li\u003e\n  \u003cli\u003eUse K\u0026amp;N cleaning kit for best results and media longevity\u003c\/li\u003e\n  \u003cli\u003eInspect periodically for debris and reapply oil after cleaning\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The K\u0026amp;N RF-1015 is a good match for enthusiasts, mechanics and DIYers who want a long-lasting, reusable clamp-on air filter that fits 4\" flanged intakes. It suits people upgrading factory filters for better airflow, those building custom intakes, and anyone seeking a reduction in disposable filter purchases while retaining reliable filtration and robust construction.\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: How often should I clean the K\u0026amp;N RF-1015?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Under normal highway driving, clean about every 75,000 miles (roughly every 5 years for average driving).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the RF-1015 fit a 4-inch intake tube?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—the RF-1015 has a 4\" flange diameter and is designed to clamp onto standard 4\" intake tubes.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"K\u0026N","offers":[{"title":"Default Title","offer_id":67586637988025,"sku":"B00029WZIE","price":144.74,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/kn-rf1015-front-view-packaging.jpg?v=1790488908","url":"https:\/\/redleafauto.ca\/products\/k-n-universal-clamp-on-air-filter-rf-1015-4-in-flange-7-in-height-washable-high-flow","provider":"Redleaf Auto","version":"1.0","type":"link"}