This filter features DNA's advanced FCd (Full Contour design). Installation of the filter is very easy, simply follow the information that can be found in the workshop manual. The filtering efficiency is extremely high at 98-99% filtering efficiency, with 4 layers of DNA Cotton. This DNA filter is designed as a High flow filter for road use and off road use. This filter has lifetime warranty and is reusable. DNA replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. These filters are washable and reusable and are custom designed to fit into your existing factory air box. Their drop-in design means adding performance is simple.They offer bigger air-flow, with almost 99% filtering efficiency. It's ideal for Ducati Monster Series.