{"product_id":"k-n-engineering-e-3730-custom-round-air-filter-14-inch-outer-diameter-12-inch-inner-diameter-4-inch-height","title":"K\u0026N Engineering E-3730 Custom Round Air Filter – 14 Inch Outer Diameter, 12 Inch Inner Diameter, 4 Inch Height","description":"K\u0026amp;N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K\u0026amp;N's 10-Year\/Million Mile Limited Warranty. K\u0026amp;N drop-in replacement filters are designed to install easily into your factory air box. Upgrade today and start enjoying superior airflow and superior performance from K\u0026amp;N's most popular product!\nK\u0026amp;N's replacement High-Flow Air Filters are designed to increase horsepower while providing exceptional engine protection, and are covered by K\u0026amp;N's No-Hassle Lifetime Limited Warranty.\n\u003cul\u003e\n  \u003cli\u003eWill not void vehicle warranty\u003c\/li\u003e\n  \u003cli\u003eMillion Mile Limited Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUpgrade your vehicle's airflow with the K\u0026amp;N Engineering E-3730 Custom Round Air Filter, designed to deliver increased horsepower and superior engine protection. Crafted with layered, oiled cotton media, this high-flow air filter effectively captures contaminants while optimizing airflow for enhanced engine performance. Its durable, washable design ensures long-lasting usability, making it a cost-effective solution that can be reused throughout the lifespan of your vehicle. Backed by K\u0026amp;N’s 10-Year\/Million Mile Limited Warranty, this filter offers peace of mind and reliable performance.\u003cbr\u003eK\u0026amp;N's drop-in replacement filters are engineered for easy installation into your factory air box without modifications. The E-3730 model is perfect for drivers seeking a significant boost in engine efficiency while maintaining factory warranty coverage. The filter’s construction allows it to withstand the rigors of daily driving, providing consistent airflow and filtration.\u003cbr\u003eThis performance air filter is not only designed to improve horsepower but also to ensure that your engine remains protected from harmful debris. Its design and materials work together to maximize airflow, leading to better throttle response and overall vehicle performance. The E-3730 is a versatile choice suitable for a variety of automotive applications, ensuring a straightforward upgrade to your existing air filtration system. Invest in a filter that combines durability, performance, and ease of installation for an enhanced driving experience.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eLayered, oiled cotton media for optimized airflow and contaminant capture\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eReusable and washable design for long-term use\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEasy drop-in installation into factory air box\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEngineered to increase horsepower and engine protection\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eBacked by K\u0026amp;N’s 10-Year\/Million Mile Limited Warranty\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned to not void vehicle warranty\u003c\/li\u003e\u003c\/ul\u003e","brand":"K\u0026N Engineering","offers":[{"title":"Default Title","offer_id":54505429631281,"sku":"4399086","price":92.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0990\/2247\/1473\/files\/26bcf4bee8c9469bbdbff175cf156798.jpg?v=1781170184","url":"https:\/\/shop.topspeedcincy.com\/products\/k-n-engineering-e-3730-custom-round-air-filter-14-inch-outer-diameter-12-inch-inner-diameter-4-inch-height","provider":"Top Speed Cincy Shop","version":"1.0","type":"link"}