Twin Air Backfire/Replacement Filter | 156052FR Drive Works great with RevArc Smart

Works great with RevArc Smart Steps

and one piece aluminum mounting plate

Pin Length: 17

('16-22) KTM 250/350/450 SXF/XCF

Stable light

Twin Air Backfire/Replacement Filter | 156052FR Drive Works great with RevArc SmartThick, 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