K&N YA-4504 High-Flow Air Filter 2004-2025 Yamaha YFZ450 YFZ450R YFZ450X

Unlock the full potential of your machine with the K&N YA-4504 High-Flow Air Filter. This filter is a premium OEM Replacement designed specifically for riders who want to increase horsepower and acceleration without sacrificing engine protection. By allowing more oxygen into the combustion chamber, you get a more responsive throttle and consistent power delivery. Moto-House MX is proud to offer this essential upgrade for Yamaha owners looking to dominate the track or the dunes.

Built for maximum Racing Performance, this filter features pleated cotton gauze media that provides a massive filtration area, ensuring long service intervals even in dusty conditions. The application-specific sealing bead ensures a precise, airtight fit directly into your OEM airbox, while the washable and reusable design means this is the last filter you’ll ever need to buy. Proudly made in the USA, it comes pre-oiled and ready to ride straight out of the box.

Top Features: K&N YA-4504 High-Flow Air Filter

• High-Flow Cotton Media: Pleated design provides a large filtration area for increased airflow and horsepower.
• Precise OEM Fit: Features an application-specific sealing bead to ensure a perfect fit in the factory airbox.
• Washable and Reusable: Easy to clean and re-oil, offering a sustainable and cost-effective filtration solution.
• No Tuning Required: Designed to provide an immediate performance boost without the need for fuel-management modifications.
• American Made Quality: Engineered and manufactured in the USA using high-quality rubber and cotton gauze materials.

Fitment List

Year Range	Vehicle Brand	Vehicle Model & Size
2009 - 2025	Yamaha	YFZ450R / SE
2004 - 2017	Yamaha	YFZ450
2010 - 2011	Yamaha	YFZ450X / SE / Bill Balance
2006 - 2008	Yamaha	YFZ450 SE / Bill Balance Edition

Frequently Asked Questions

Do I need to remap my fuel system after installing this K&N filter?
No, the YA-4504 is designed to work with stock fuel settings while still providing a noticeable increase in performance and airflow.

How do I clean and maintain this air filter?
Because the filter media is made of cotton gauze, you should use a K&N Recharger kit (cleaner and oil) to maintain it. Do not use gasoline or compressed air to clean the filter.

Is this filter pre-oiled?
Yes, K&N High-Flow Air Filters come pre-oiled from the factory and are ready to be installed immediately upon arrival.

Upgrade Your Ride with the industry leader in high-performance filtration.

Moto-House MX – Choice of Champions – is located in Clermont/Montverde, FL. The best motocross shop in Central Florida.