... to prevent againest leakage4)Keep air clean5)All parts are under rigid quality control befor shipment6)Manufactured ... of products,among them,we mainly engaged in auto parts.2) service(we sell):we doing business more ... horn,wipper, shock absorbers,control arm,auto items and etc.3) main markets:north America,south America, ... price. ( OEM:28130-4A001) auto air filter with good quality and reasonable price