Description
The K&N Engineering RU-3130 universal rubber air filter is designed to provide reliable airflow filtration for a wide range of applications, including racing vehicles, generators, snowmobiles, tractors, and radio-controlled cars. Crafted with a durable molded pliable rubber flange, this filter absorbs vibrations and ensures a secure fit across various angles and offset diameters. Its stretchable flange allows for up to 1/16 inch (1.5mm) of adjustment, making installation adaptable to many equipment types. The filter’s base measures approximately 4 5/8 inches, with a height of 7 inches, offering ample surface area for efficient air intake. Made to be washable and reusable, the RU-3130 helps maintain optimal engine performance while reducing replacement costs over time. Whether you’re outfitting a custom build or replacing a worn filter, this product is engineered for durability and versatility. The universal design ensures compatibility across numerous applications, making it a practical choice for professional mechanics and hobbyists alike. The product is covered by a one-year limited warranty, providing peace of mind with your purchase. Please note that this filter is not CARB-approved but requires acknowledgment of this status during installation. Overall, the K&N RU-3130 is an excellent solution for enhancing airflow and engine efficiency in a variety of automotive and equipment setups.
Features:
- Universal fit for a wide range of vehicles and equipment including racing, generators, and snowmobiles
- Constructed with durable molded pliable rubber flange for vibration absorption and secure attachment
- Stretchable flange allows up to 1/16 inch (1.5mm) adjustment for a custom fit
- Washable and reusable design for long-term cost savings and environmental friendliness
- Approximate dimensions: 4 5/8 inch base, 7 inch height, suitable for various applications
- Covered by a 1-year limited warranty for added reliability
- Not CARB-approved, requires acknowledgment during installation

















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