What is the primary function of a K&N universal air filter?This K&N universal air filter’s primary function is to deliver maximum airflow for a noticeable boost in engine responsiveness and protection.How often should K&N universal air filters be cleaned?Clean K&N universal air filters regularly using a K&N Recharger Kit to maintain optimal performance and engine protection.The K&N Universal Air Filter delivers maximum airflow, scoring a 9 for Track/Autocross usage, ensuring peak engine responsiveness. Featuring a durable black rubber top and base with a 1-1/4 inch inside diameter flange, this compact universal air filter guarantees a secure, leak-free seal for confident performance.Key Featuresblack rubber top and base2-1/2 inches tall3 inches in outside diameter1-1/4 inch inside diameter flangecotton filter media14.79 milliliter pillow-pack of air filter oil includedWhy Choose the KN Universal Air FilterDelivers a secure, leak-free seal for optimal engine protection.Achieves maximum airflow for a noticeable boost in engine responsiveness.Provides a compact design that fits easily into tight engine bays.Transforms your engine’s breathing with a high-flow cotton media.Who Is This For?Track / Autocross 9/10Maximum airflow claim supports performance needs.Racing Competition 9/10Product position is race_only, implies performance.Street Performance 8/10Maximum airflow claim suggests performance improvement.Engine Performance 8/10Maximum airflow claim indicates performance boost.Drag Racing 7/10Maximum airflow supports acceleration needs.Visual / Aesthetic Upgrade 6/10Black rubber construction offers a distinct look.Frequently Asked QuestionsHow does the K&N Universal Air Filter compare to an OEM air filter for my vehicle?Upgrading to the K&N Universal Air Filter delivers a noticeable boost in engine responsiveness, scoring an 8 for Engine Performance. Its high-flow cotton media significantly enhances engine breathing compared to restrictive OEM paper filters. This upgrade transforms your engine’s breathing for superior performance.What are the dimensions of the K&N Universal Air Filter?This K&N Universal Air Filter is 2-1/2 inches tall with a 3 inch outside diameter and a 1-1/4 inch inside diameter flange. Its compact design facilitates easy installation, even in tight engine bays, as noted by its universal fit type. This ensures a confident fit for a wide range of applications.Is the K&N Universal Air Filter suitable for track use?The K&N Universal Air Filter is an excellent choice for track and autocross use, achieving a score of 9 for Track / Autocross performance. Its design maximizes airflow, directly supporting the demanding requirements of high-speed competition. Expect enhanced engine responsiveness when pushing your vehicle to its limits.Can I install the K&N Universal Air Filter myself?Installation of the K&N Universal Air Filter is straightforward, classified as ‘Easy’ maintenance. The universal fit design and straightforward construction allow for a simple, direct swap for most applications. This ensures a secure, leak-free seal for optimal engine protection with minimal effort.What material is the K&N Universal Air Filter made from?This K&N Universal Air Filter features high-flow cotton filter media for superior performance. This advanced material allows for maximum airflow, contributing to the product’s score of 8 for Street Performance. Experience a significant improvement in your engine’s breathing and responsiveness.Additional ResourcesOfficial K&N Engineering Product PageImportant Notices CARB Notice: This product is NOT legal for street use in California under CARB (California Air Resources Board) regulations. For off-road or race use only. Proposition 65 Warning: This product can expose you to chemicals including lead and/or other substances known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.{“@graph”:[{“mpn”:”62-1380″,”sku”:”KNN62-1380″,”name”:”KN Universal Air Filter”,”@type”:”Product”,”brand”:{“url”:”https://www.knfilters.com”,”name”:”K&N Engineering”,”@type”:”Brand”,”sameAs”:”https://en.wikipedia.org/wiki/K&N_Engineering”},”offers”:{“@type”:”Offer”,”price”:”36.99″,”seller”:{“url”:”https://www.motorsportmayhem.com”,”name”:”Motorsport Mayhem”,”@type”:”Organization”},”availability”:”https://schema.org/InStock”,”itemCondition”:”https://schema.org/NewCondition”,”priceCurrency”:”USD”,”priceValidUntil”:”2027-05-25″},”category”:”Air Filters – Universal Fit”,”description”:”Delivers a secure, leak-free seal for optimal engine protection. Achieves maximum airflow for a noticeable boost in engine responsiveness. Achieves maximum airflow for a noticeable boost in engine responsiveness.”,”isRelatedTo”:{“name”:”Air Filters – Universal Fit”,”@type”:”Thing”},”alternateName”:”K&N Universal Air Filter Maximum Airflow”,”additionalProperty”:[{“name”:”Feature”,”@type”:”PropertyValue”,”value”:”bl