Twin Air Dual Stage Foam Air Filter for Honda Dirt Bikes – Fits CRF450R (2021) – Pre-Oiled Replacement Filter for PowerFlow Kit(OEM Part # 17213-KZL-J01) Circular and adjustable snapback closure

and adjustable snapback closure

Designed to provide lasting and consistent performance throughout the entire lifecycle of the tire

your plate level will be back to its optimal working condition

and outdoor enthusiasts who demand performance

whether you're commuting

Twin Air Dual Stage Foam Air Filter for Honda Dirt Bikes – Fits CRF450R (2021) – Pre-Oiled Replacement Filter for PowerFlow Kit(OEM Part # 17213-KZL-J01) Circular and adjustable snapback closureThe Twin Air 150231FRX is a pre oiled dual stage foam air filter designed as a direct replacement for the PowerFlow Kit (150231C) on Honda CRF450R (2021) models. Engineered for high performance motocross and off road riding, this filter eliminates the restrictive stock backfire screen and delivers superior airflow, dust filtration, and engine protection. Washable and reusable, its race ready and built for rugged terrain.