Description
The K&N Engineering Universal Clamp-On Air Filter part number RU-1039 is designed to deliver superior airflow and filtration for a wide range of applications including racing vehicles, generators, snowmobiles, tractors, and even radio-controlled cars. Constructed with durable, ultra-strong molded pliable rubber flanges, this filter absorbs vibration and ensures a secure fit while allowing for slight adjustments to accommodate different intake angles and offset diameters. The flexible flange can be stretched up to 1/16 of an inch (1.5mm), making it adaptable to various equipment configurations. Its universal design makes it suitable for many different setups, simplifying installation and maintenance for both professional and DIY enthusiasts. The filter features a 3-inch flange ID, a 5-inch base outer diameter, and a 3.5-inch top outer diameter, with a total height of 6 inches, offering a compact yet effective solution for improved air intake performance. As a washable and reusable component, the K&N RU-1039 allows for long-term savings and consistent performance, reducing the need for frequent replacements. This product is backed by a one-year limited warranty and complies with Prop 65 standards, ensuring safety and environmental responsibility. Please note that this filter is not CARB-approved but requires acknowledgment of CARB regulations prior to use. Whether upgrading a racing setup or enhancing the airflow of your equipment, this universal air filter provides reliable performance, durability, and ease of installation in a versatile package.
Features:
- Universal fit for a variety of applications including racing, generators, snowmobiles, and more
- Constructed with durable molded pliable rubber flanges for vibration absorption and secure attachment
- Flexible flange can be stretched up to 1/16 inch (1.5mm) for custom fitment
- Washable and reusable design for long-term use and cost savings
- Compact dimensions with a 3-inch flange ID, 5-inch base OD, 3.5-inch top OD, and 6-inch height
- Backed by a one-year limited warranty for reliability and peace of mind
- Prop 65 compliant, ensuring safety standards are met
- Easy to install and compatible with various intake angles and offset diameters





















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