Polisport Radiator Louvers - Blue Panels for Yamaha YZ 250F/450FX/WR 450F (2024) Yamaha YZ 450F (2023-2024) - OEM Fit, Durable Plastic, Enhanced Airflow, Easy Installation knife this airbox delivers OEM-level fitment

this airbox delivers OEM-level fitment with enhanced durability and sleek aesthetics

If your goal is to reduce weight without reducing experience

and built for championship-level durability

By utilizing Milwaukee's M18 REDLITHIUM HIGH OUTPUT HD12

Whether you're shredding trails or lifting weights

Polisport Radiator Louvers - Blue Panels for Yamaha YZ 250F/450FX/WR 450F (2024) Yamaha YZ 450F (2023-2024) - OEM Fit, Durable Plastic, Enhanced Airflow, Easy Installation knife this airbox delivers OEM-level fitmentKeep your engine cool and protected with Polisport Radiator Louvers, engineered for optimal airflow and rugged off road durability. Made from Durable Gloss Polypropylene (DGP), these injection molded panels deliver a precise OEM style fit while enhancing the radiators cooling efficiency. Whether you're replacing stock louvers or upgrading for performance, Polisport offers a reliable solution trusted by riders worldwide.