Twin Air Backfire/Replacement Filter | 156088FR Grey Many Yamaha models have extra

Many Yamaha models have extra inner clearance inside the stock throttle housing

400 XC-W (2009-2010)

Strider numbers

• Back EN1621-2 Level 2

Dark blue in color to ensure even coverage

Twin Air Backfire/Replacement Filter | 156088FR Grey Many Yamaha models have extraThick, flat foam, greaseless sealing ring ensures maximum contact with your airbox while acting as a breathable gasket for increased air passage. Coarse open pore foam catches airborn dirt, grime and sand Fine open pore inner foam acts as second filter to trap the smallest particles while ensuring maximum air passage Adhesive withstands repeated cleaning Smaller than stock to increase air space and circulation around filter