K&N Universal

K&N Universal Clamp-On Air Filter

$59.99

SKU: RU-4480

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
30 Days Return

Description

The K&N RU-4480 is a universal clamp-on air filter engineered for diverse applications, including racing vehicles, generators, snowmobiles, tractors, and more. Its design accommodates various air intake angles and offset diameters. Constructed with K&N's signature cotton gauze material, this filter provides high airflow while ensuring excellent filtration. This flange can also be stretched up to 1/16 of an inch (1.5mm) to accommodate minor variations in mounting size. The filter has a tapered conical shape and features a base outside diameter of 6.875 inches, a top outside diameter of 5.875 inches, and a height of 2.188 inches. The rubber flange has an inside diameter of 4.063 inches and a specific mounting diameter of 0.750 inches. As a washable and reusable air filter, the RU-4480 offers long-term value and performance.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandK&N Universal
Part NumberRU-4480
CategoryAir and Fuel
5,000+ Trusted brands
1M+ Enthusiasts
5M+ Parts sold
(760) 282-4645 hello@motormia.co

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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