As any Honda owner knows, one of the best ways to keep your car running smoothly is to regularly replace your air filter. The Genuine Honda Parts 17220-RNA-A00 Air Filter is a factory replacement filter that is designed to give your vehicle ideal performance. This filter is designed to trap dirt and particles from entering your engine, and is also designed for maximum air flow to give you ideal gas mileage. If you're looking for a way to improve your Honda's performance and gas mileage, then replacing your air filter is a great place to start. The Genuine Honda Parts 17220-RNA-A00 Air Filter is a high-quality replacement filter that will have your car running like new in no time.