What is a universal air filter?

A universal air filter is designed to fit a wide range of vehicles and equipment, not just one specific model. This K&N filter can be used in racing vehicles, generators, tractors, and more. Just confirm that the dimensions and flange match your application.

How do I clean and maintain this filter?

K&N universal air filters are washable and reusable. Clean it using K&N's air filter cleaning solution and re-oil it with K&N air filter oil. This will help maintain its filtration efficiency and extend its lifespan.

What are the dimensions of this filter?

This K&N filter has a 4-inch flange, a 6 3/4-inch outside diameter (OD) base, a 5 7/8-inch OD top, and a 9 1/2-inch height. Make sure these dimensions are compatible with your application before purchasing.

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Trusted Since 1957

Est. 1957

K&N Filter 4 inch Flange 6 3/4 inch OD Base 5 7/8 inch OD Top 9 1/2 inch Height

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Specifications

Brand: K&N
Part #: RU-5045
UPC: 024844101556

K&N Filter 4 inch Flange 6 3/4 inch OD Base 5 7/8 inch OD Top 9 1/2 inch Height

Name: K&N Filter 4 inch Flange 6 3/4 inch OD Base 5 7/8 inch OD Top 9 1/2 inch Height
Brand: K&N
Price: 104.99 USD
Availability: InStock

$104.99

Only 4 left in stock

Washable and reusable universal air filter from K&N. Fits a wide range of applications.

Key Features

Washable filter — can be cleaned and reused
Pliable rubber flange — allows secure attachment
Universal fit — works on many applications

⚠️ 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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Fits these vehicles

Toyota Sequoia 2008-2009
Toyota Tundra 2007-2009

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.