Description
The K&N Filters RU-4570 Universal Air Filter is a versatile solution for those seeking a reliable air filtration option. This air filter is designed and manufactured for a wide variety of applications, ensuring that you have a dependable choice for your needs. Its standout capability lies in its construction with ultra-strong molded pliable rubber flanges, which absorb vibration and allow for secure attachment.
One of the key benefits of the K&N RU-4570 is its washable and reusable design, making it an economical choice for long-term use. The filter can be stretched for up to 1/16 of an inch (1.5mm) to fit in-between sizes, providing flexibility in installation. Whether you’re working with racing vehicles, generators, or other equipment, this air filter offers a practical solution for maintaining optimal airflow.
Features
- Constructed with ultra-strong molded pliable rubber flanges
- Washable and reusable design
- Can be stretched for up to 1/16 of an inch (1.5mm) to fit in-between sizes
- Designed for a wide variety of applications
Frequently Asked Questions
What is the K&N RU-4570?
The K&N RU-4570 is a universal air filter designed for various applications.
Is the K&N RU-4570 washable?
Yes, the K&N RU-4570 is washable and reusable.
What material is used in the K&N RU-4570?
The K&N RU-4570 features ultra-strong molded pliable rubber flanges.
Manuals & Instructions
âš WARNING (California Proposition 65): WARNING: Cancer and Reproductive Harm – www.p65warnings.ca.gov

Not CARB approved. This item is not legal for sale or use on pollution-controlled motor vehicles in California or states that adopt California emissions standards. Intended for off-road / competition use where permitted by law.











