O2 RUSH High-Performance Saw-Tooth Foam Air Filter - Fits Honda CRF450R (21-25), CRF450RX (21-25), CRF250R (22-25), CRF250RX (22-25) - Replaces OEM 17213-MKE-AF0 Washable & Race Proven trucker hats making it effortless to use

making it effortless to use

keep ‘em wet

it complements your bike’s look while maintaining performance

Easy to install and built to last

Take command of every twist

O2 RUSH High-Performance Saw-Tooth Foam Air Filter - Fits Honda CRF450R (21-25), CRF450RX (21-25), CRF250R (22-25), CRF250RX (22-25) - Replaces OEM 17213-MKE-AF0 Washable & Race Proven trucker hats making it effortless to useMaximize power and protection with the O2 Rush single stage air filter engineered specifically for modern Honda CRF450R RX and CRF250R RX models. The patented CNC profiled Saw Tooth foam doubles filtration surface area, trapping more dust while delivering unrestricted clean air for sharper throttle response and peak horsepower. Ultra soft sealing lips create a 100% airtight fit against the airbox, preventing bypass even in the harshest conditions.