Designed with high air flow with excellent filtration materials is easy to install for air compressor. Used to filter The suspended particles in air in order to reduce attrition during air cylinder and piston. Helps reduce airborne pollutants and dust that can aggravate respiratory problems such as allergies. Reduces Exhaust pollutants such as nitrogen Oxide, sulfur dioxide, hydrogen sulfide, etc. Used to filter The suspended particles in air in order to reduce attrition during air cylinder and piston. Good to replace it at regular intervals. This is Non-OEM product, accessory only. Compatibility: 2009-2011 Kawasaki ER-6N ER-6F Ninja 650