... ., Ltd.Our main products are hydraulic hose,twin welding hose,air hose,fuel hose,oil hose hose water hose, silicone hose ... ,automotive hose . Part NO.: FM-004Part Name: Air filter hoseDescriptions: FM-004 series air filter hoses are made of NBR/PVC, NBR ... the qulity as the No.1 Sell All Kinds Of Air filter hoses