Sale

K&N

Universal Clamp-On Air Filter 2.25" Flange ID

$83.99 $67.19 Save $16.80

SKU: RU-1900

In Stock
In Stock
Ships by Aug 29
Free Shipping over $200
$100 Minimum Order
30 Days Return

Description

The K&N RU-1900 is a universal clamp-on air filter engineered for diverse applications, ranging from racing vehicles and generators to snowmobiles and tractors. This air filter is constructed with K&N's signature cotton gauze material, ensuring high airflow for improved performance and excellent filtration capabilities. The filter features a pliable rubber flange designed for secure attachment, capable of absorbing vibration and stretching up to 1/16 of an inch to accommodate slight size variations. Its specifications include a 2.25-inch flange inside diameter, a 3.5-inch outside diameter, and a 2-inch height, with a 0-degree flange angle. Designed for longevity and convenience, the K&N RU-1900 is washable and reusable, offering a sustainable and cost-effective solution for air intake filtration. K&N states that their filters can help increase horsepower and acceleration.

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
Part NumberRU-1900
CategoryAir and Fuel

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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.

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