Kawasaki KX450X Air Filter - ProFilter - Ready-To-Use - 21-23. This ProFilter is a direct-fit replacement designed specifically for 2021–2023 Kawasaki KX450X models. It arrives pre-oiled and ready to install so you can get back on the trail quickly.

Built from multi-layer polyurethane foam, the ProFilter offers washable, reusable filtration that balances engine protection with consistent airflow. The ready-to-use finish means no messy oiling at home, and the precise molding ensures a snug fit in the OEM airbox. This filter is aimed at riders who want a durable, serviceable element that simplifies maintenance without modifying the bike.

Features

• Pre-oiled and ready-to-install out of the box
• Washable, reusable polyurethane foam construction
• Direct OEM-style fit for 2021–2023 Kawasaki KX450X
• Designed for easy cleaning and repeated use
• Manufactured to match the airbox shape for reliable sealing

If you have questions about fitment, maintenance, or compatibility with your setup, call us directly — we’re happy to help. We have two locations where we offer installation and customization services: Austin, Texas and the Los Angeles, California area. Call 512-982-9393 (TX) or 562-981-6800 (CA) for assistance or to schedule service. If you’re thinking about purchasing multiple items, contact us for shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov