What is the flange size on this filter?

The flange has a 2.688 inch inner diameter. The rubber is pliable, and can stretch slightly to fit a larger intake. K&N states it can stretch up to 1/16 of an inch (1.5mm).

How often should I clean this filter?

The cleaning interval depends on your operating environment. Inspect the filter regularly and clean it when you see a buildup of dirt and debris. A K&N filter cleaning kit will help you maintain the filter's performance.

Is this filter legal for street use?

This filter is not CARB-approved, so it is not legal for street use in California or other states that have adopted California emissions standards. Check your local regulations before installing this filter on a street-driven vehicle.

K&N Universal Rubber Filter - Round Straight 2.688in Flange ID x 4.5in OD x 5in H

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K&N Engineering

Specifications

Brand: K&N Engineering
Part #: RU-0910
UPC: 024844009821

K&N Engineering

K&N Universal Rubber Filter - Round Straight 2.688in Flange ID x 4.5in OD x 5in H

Name: K&N Universal Rubber Filter - Round Straight 2.688in Flange ID x 4.5in OD x 5in H
Brand: K&N Engineering
Price: 68.99 USD
Availability: InStock

$68.99

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Universal fit air filter for custom applications. Washable and reusable.

Key Features

Universal fit — adapts to many applications
Washable and reusable — saves money compared to disposable filters
Rubber flange — allows secure attachment

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Product Details

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other applications. Regardless of the angle or offset diameter of the air intake, there is probably a K&N Universal air filter for your equipment. All filters are constructed with ultra-strong molded pliable rubber flanges which absorb vibration and allow for secure attachment and can also be stretched for up to 1/16 of an inch (1.5mm) to fit in-between sizes. K&N universal air filters are washable and reusable.