... two air filters,one is 6127-81-7412,the other is 6128-81-7320,which are used in Komatsu car Air ... filter of Komatsu D155A-1 includes two air filters,one is 6127 ... China. Our production range is widely, including: air filters, water filters, oil filters, acidit filters, ... factory, oil and gas industry, medical, central air-conditional and ventilation syestems, etc.... Our products ...