Twin Air filters are known in the motorcycle and ATV industry for their unmatched performance, and the Twin Air Dust Cover adds an additional layer for protection especially for extreme conditions. Twin Air designed the dust cover as a coarse pre-filter to withstand the extreme conditions of heavy dust and sand with amazing durability. Designed to extend the service time between filter cleaning, the Twin Air dust cover is a great investment into your motorcycle, even if you are not riding in extreme conditions. Twin Air designed the dust cover to fit over your Twin Air filter to achieve the best fitment. Note: Image is for represenation ONLY.