AIRFILTER HONDA CRF250R 04-09, CRF450R 03-08, CRF250X/450X 04-17 tear off alternative Freeflow is also sold with

Freeflow is also sold with an PD+ option

Pivot Works Rear Wheel Bearing Kit Yamaha YZ250F/YZ450F 09-21

perforated for improved airflow

6mm (Black) Yamaha YZ/YZF

AIRFILTER HONDA CRF250R 04-09, CRF450R 03-08, CRF250X/450X 04-17 tear off alternative Freeflow is also sold withTwin Air filters are slightly smaller than stock filters to increase air space around the filter and improve circulation. The resulting increase in air volume around the filter improves circulation within the airbox. More air means more power for your engine. Flow bench tests have proven that Twin Air filters provide increased airflow while reducing the filters tendency to clog. Features Coarse open pore foam catches airborne dirt, grime and sand Fine