K&N Unique Air Filter (E-3986)

The K&N replacement air filter for RK Series air cleaner assemblies is designed to increase horsepower and acceleration while providing excellent filtration. The air filter is washable and reusable and designed to be used as a replacement air filter for specific K&N RK Series air cleaner assemblies for Harley-Davidson® motorcycles. The air filter is covered by the famous K&N Million-Mile Limited Warranty.

• Replacement air filter for specific RK Series air cleaner assemblies
• Designed to boost horsepower and rate of acceleration
• Washable and reusable
• High air flow filter media provides exceptional filtration
• Million Mile Limited Warranty®