K&N Aprilia Rs660 659Cc 21-23

The K&N High-Flow Air Filter for Motorcycles is engineered to increase airflow for improved horsepower, throttle response, and acceleration while providing increased engine protection. Built with premium oiled cotton gauze, this washable and reusable air filter is designed for long-lasting performance, a precision OEM-style fit, and durable construction to keep your motorcycle performing ride after ride.

• PRECISION OEM-STYLE FIT: Made with application specific seamless sealing beads and custom seals for easy installation (Where Applicable).