Universal Clamp-On Air Filter, Round Tapered, Chrome Top

The K&N RC-2540 is a high-flow, universal clamp-on air filter engineered to enhance engine performance across a diverse range of equipment, including racing vehicles, generators, snowmobiles, and tractors. Its state-of-the-art, multi-layer cotton gauze media is treated with a special tacking agent to effectively block and trap harmful contaminants, contributing to increased horsepower and acceleration. The unit features a pliable rubber flange with a centered, 1.125-inch inside diameter that absorbs vibration and allows for secure attachment, with the ability to stretch up to 1/16 of an inch for custom fits. Its dimensions include a height of 2.5 inches and a base outside diameter of 2.25 inches. This filter is pre-oiled and ready for immediate installation, making it a cost-effective upgrade for quick performance gains. K&N also includes a 1/2 oz bottle of filter oil with each RC-2540 unit. The product comes with a 1-year limited warranty, underscoring its rugged construction and reliable performance.