Polisport Radiator Louvers - Blue Panels for Yamaha YZ 450F (2018-2022) Yamaha YZ 250F/450FX/WR 450F (2019-2023) Yamaha YZ 250FX/WR 250F (2020-2023) - OEM Fit, Durable Plastic, Enhanced Airflow Inner Tube are paired with a cinch

are paired with a cinch loop that provides versatile and efficient lock-ups

Rubber end caps protect the profile against impact

With an advanced tread design and compliance with motorcycle-specific

Made from Polisport’s innovative Durable Gloss Polypropylene (DGP)

or YZ250FX (2020-2023) with the Polisport Ignition Cover Protector Designed for motocross and enduro riders

Polisport Radiator Louvers - Blue Panels for Yamaha YZ 450F (2018-2022) Yamaha YZ 250F/450FX/WR 450F (2019-2023) Yamaha YZ 250FX/WR 250F (2020-2023) - OEM Fit, Durable Plastic, Enhanced Airflow Inner Tube are paired with a cinchKeep 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.