1.Filter paper from AK, HV, C&S, Gessner 2.ISO9001&TS16949 quality system 3.High quality raw material Watsun is a ... ,Australia and all over China.Our filters are mainly used for trucks (VOLVO, SCANIA, IVECO, RENUALT, MARCES, ect.) and ... diameter)2) Advantages:a) High quality raw materialb) Low resistancec) Long service lifetimed) Durable and reliable air filter for Scania machine 1526086/AF25627