{"product_id":"k-n-engine-air-filter-for-ford-super-duty-kna-5100-18-000-mile-long-life-high-flow","title":"K\u0026N Engine Air Filter for Ford Super Duty – KNA-5100 18,000‑Mile Long-Life High-Flow","description":"\u003cp\u003e\u003cstrong\u003eK\u0026amp;N’s KNA-5100 Engine Air Filter is a direct-fit, long-life replacement designed to protect your Super Duty engine for up to 18,000 miles with high airflow and durable filter media.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt on K\u0026amp;N’s decades of filtration experience, this KNA-5100 model offers extended service intervals compared with conventional disposable filters while meeting or exceeding OEM fit and function. It uses a premium synthetic or cellulose-blend media (depending on application) engineered to capture contaminants effectively without restricting intake flow. The filter installs into the factory air box in minutes and is compatible with 2020–2026 Ford F250, F350, F450, F550, and 2022 Ford F600 Super Duty models.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter differ from a standard 12,000-mile replacement?\u003c\/h3\u003e\n\u003cp\u003eThe KNA-5100 is built for a longer service cycle and tougher use. Its media and construction extend replacement intervals to 18,000 miles, reducing parts and maintenance frequency while keeping filtration performance high.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUp to 50% longer service life versus typical 12,000-mile disposable filters.\u003c\/li\u003e\n  \u003cli\u003ePremium synthetic or cellulose-blend media for consistent particle capture.\u003c\/li\u003e\n  \u003cli\u003eDurable frame and sealing to maintain fit and airflow over extended use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter protect my engine without hurting performance?\u003c\/h3\u003e\n\u003cp\u003eYes — the KNA-5100 balances filtration efficiency and airflow so your engine breathes freely while staying protected. The design minimizes restriction, supporting normal power and fuel efficiency for Super Duty applications.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEngineered media delivers up to 99% filtration efficiency.\u003c\/li\u003e\n  \u003cli\u003eHigh-flow construction helps preserve throttle response and performance.\u003c\/li\u003e\n  \u003cli\u003eDirect-fit form keeps the factory intake geometry intact for reliable operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and maintenance for everyday drivers?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward and typically requires no tools — the filter drops into your stock air box like the original part. Maintenance is simply scheduled replacement every 18,000 miles under normal highway driving conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect replacement that installs in minutes with no modifications.\u003c\/li\u003e\n  \u003cli\u003eReplace every 18,000 miles under normal driving; adjust interval for dusty conditions.\u003c\/li\u003e\n  \u003cli\u003eDesigned to meet or exceed OEM specifications for fit and sealing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich vehicles and use-cases is the KNA-5100 intended for?\u003c\/h3\u003e\n\u003cp\u003eThis filter is tailored for Ford Super Duty trucks where a durable, long-life air filter is desired. It suits daily drivers, work trucks, and towing applications that benefit from reduced service frequency without compromising protection.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with 2020–2026 Ford F250, F350, F450, F550 and 2022 Ford F600 Super Duty models.\u003c\/li\u003e\n  \u003cli\u003eGood for highway driving and mixed-use fleets where extended intervals reduce downtime.\u003c\/li\u003e\n  \u003cli\u003eAppropriate for owners who want OEM-fit reliability with improved service life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The KNA-5100 is ideal for Ford Super Duty owners who want a worry-free, long-life air filter that fits the factory air box, delivers high filtration efficiency, and reduces how often the intake system needs attention. It’s a practical upgrade for truck drivers who value durability, straightforward installation, and extended service intervals without altering engine performance.\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 replace the KNA-5100?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace every 18,000 miles under normal highway driving; shorten intervals in dusty or severe conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the KNA-5100 fit my Ford Super Duty?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it fits 2020–2026 F250, F350, F450, F550 and 2022 F600 Super Duty models as a direct factory air box replacement.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"K\u0026N","offers":[{"title":"Default Title","offer_id":48084451229854,"sku":"B0H1MKY3R7","price":30.18,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/kn-front-packaging-kna-5100.jpg?v=1785855797","url":"https:\/\/northtrailauto.ca\/products\/k-n-engine-air-filter-for-ford-super-duty-kna-5100-18-000-mile-long-life-high-flow","provider":"North Trail Auto","version":"1.0","type":"link"}