Shiyan Cumsun Industry&Trade Co., Ltd. is engaged in CUMMINS aftermarket service. We have more than 5 years experience in exporting Cummins genuine parts and diesel parts. Our service engine model as following: 4B3.9, 6B5.9, 6C8.3, 6L8.9, 4ISBe3.9, 4ISDe4.5, 6ISBe6.7, 6ISDe6.7, ISLe8.9, ISF2.8, ISF3.8, QSB3.3,QSB4.5,QSB5.9,QSB6.7, QSL8.9,QSZ13, QSM11,ISM11, QSX15,NTA855,KTTA19, KTTA38, KTTA50,Etc.