The K&N Engineering knnRF-1031 is a versatile round tapered universal air filter designed to fit a wide range of applications including racing vehicles, generators, snowmobiles, tractors, and radio-controlled cars. Its tapered design ensures compatibility with various air intake angles and offset diameters, making it a reliable choice for many equipment setups. Constructed with durable, pliable rubber flanges, this filter absorbs vibrations and provides a secure attachment while allowing for up to 1/16 inch of stretch to accommodate slightly different sizes. The high-quality materials ensure longevity and consistent performance over time.
The filter's dimensions include a 3.5-inch flange diameter, a 5.75-inch base outer diameter, a 3.75-inch top outer diameter, and a total height of approximately 6 inches. Its design emphasizes ease of installation and maintenance, as the filter is fully washable and reusable, which helps reduce long-term costs and environmental impact. The robust construction makes it suitable for various demanding environments and applications.
Designed with a focus on performance and durability, the K&N universal air filter offers excellent airflow and filtration efficiency. It is especially ideal for custom setups where a universal fit is required. Whether for racing, recreational, or industrial equipment, this filter provides a reliable solution to ensure your engine receives clean air for optimal operation. Please note that this filter is not CARB-approved but is compliant with necessary acknowledgment requirements for many applications. Its universal design and high-quality build make it a valuable accessory for enthusiasts and professionals alike.

Features:

• Universal fit for a wide range of applications including racing, generators, snowmobiles, and tractors

• Tapered round design accommodates various air intake angles and offset diameters

• Constructed with durable, pliable rubber flanges for vibration absorption and secure attachment

• Can be stretched up to 1/16 inch for a customized fit

• Washable and reusable for long-term cost savings and environmental benefits

• High airflow capacity and filtration efficiency to ensure engine performance

• Easy to install and maintain with simple cleaning procedures