How often should I clean this filter?

K&N recommends cleaning and re-oiling your filter every 50,000 miles for normal highway use. If you drive in dusty conditions, you may need to clean it more often. Use a K&N filter cleaning kit to maintain the filter's performance.

What are the dimensions of this filter?

This filter has a 4.875 inch flange inner diameter, 9 inch base outer diameter, 6.625 inch top outer diameter, and is 7.938 inches tall. The flange is made of pliable rubber to allow for secure attachment and vibration absorption.

Is this filter street legal?

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 Tprd 4.875in Flange ID x 9in Base OD x 6.625in Top OD x 7.938in H

1 / 3

Specifications

Brand: K&N
Part #: RU-5172
UPC: 024844241719

K&N Universal Rubber Filter-Round Tprd 4.875in Flange ID x 9in Base OD x 6.625in Top OD x 7.938in H

Name: K&N Universal Rubber Filter-Round Tprd 4.875in Flange ID x 9in Base OD x 6.625in Top OD x 7.938in H
Brand: K&N
Price: 146.99 USD
Availability: InStock

$146.99

Only 1 left in stock

Universal fit air filter from K&N. Washable and reusable — saves money over the long haul.

Key Features

Washable filter — can be used over and over
Universal fit — works with many applications
Rubber flange — allows secure attachment
Flange stretches 1/16 inch — fits in-between sizes

⚠️ 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

Secure CheckoutFast Shipping631-982-0042

Fits these vehicles

Ford F-250 Super Duty 2008-2010
Ford F-350 Super Duty 2008-2010

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.