In cooperation with several Yamaha teams and riders Twin Air has developed a new Airbox Kit for the Yamaha YZ250F/450FKit creates more open space within the airbox to optimize the airflow into the...
2-stroke kits include a Twin Air filter and a rigid, lightweight, billet aluminum cage that replaces the flimsy plastic stock cage and provides a tight seal to the airbox4-stroke kit replaces the...
Dual-bonded foam design filters out even the smallest dirt particles, while allowing more airflow than two separate layer filters (flow bench proven)Twin Air filters are slightly smaller than stock...
Combines a larger Twin Air filter with a tough, ultra-lightweight flange that bolts tightly onto the airbox to eliminate leaks and provide more air for more powerEach kit contains necessary mounting...