Description
The K&N Engineering Universal Round Clamp-On Air Filter (Part Number RU-5288) is designed to deliver reliable airflow performance for a wide range of applications including racing vehicles, generators, snowmobiles, tractors, and remote-controlled cars. Constructed with high-quality materials, this filter features a durable, molded pliable rubber flange that absorbs vibrations and ensures a secure fit, even allowing for stretching up to 1/16 inch to accommodate slightly different sizes. Its universal design makes it suitable for various angles and offset diameters, simplifying installation across diverse equipment types. The filter’s washable and reusable construction means you can maintain optimal airflow without the need for frequent replacements, saving time and money over its lifespan. With a 3-inch flange diameter, a 6-inch base outer diameter, and a 4.625-inch top outer diameter, this filter is versatile enough to fit many standard air intake systems. Additionally, it comes with a one-year limited warranty for added peace of mind. Please note that this product requires CARB acknowledgment and is not CARB approved, making it suitable for applications where compliance is not mandated. The K&N RU-5288 is a dependable choice for enthusiasts seeking performance and durability in their air filtration systems, backed by K&N’s reputation for quality engineering. Its design ensures maximum airflow while protecting engine components from dust and debris, contributing to better engine efficiency and longevity.
Features:
- Universal fit for a variety of applications including racing, generators, snowmobiles, and more
- Molded pliable rubber flange absorbs vibration and allows for secure attachment
- Stretchable flange design accommodates up to 1/16 inch for versatile sizing
- Washable and reusable filter media for long-term use and cost savings
- Durable construction with a 3-inch flange and substantial outer diameters for broad compatibility
- One-year limited warranty ensures quality and reliability
- Designed for applications where CARB approval is not required




















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