The air filter is composed of main filter element and safety filter element. CARMAN's air filters all use imported solidified paper, and the filtering effect and dust capacity are better than other brands.It can better filter impurities in the air, reduce engine wear, improve fuel utilization and reduce fuel consumption。The main filter element and safety filter element are equipped with stainless steel mesh, which can better resist extrusion ensure the shape of the air filter and the normal operation of the filter.The upper and lower covers of the air filter are made of Pu rubber with good elasticity, hydrolysis resistance, corrosion resistance and safety. 100% seal can supply clean air to engine