Part Name: Fuel Injector. Part Number: 1846348 4030346 4062568. Or just tell us the part number you need. 6X Fuel Injector 1846348 4030346 4062568. For Cummins Diesel Engine QSX15. Please compare its appearance, shape and size with your original unit and make sure that it can fit your machine before ordering. 2: Professional install will be highly recommend Installation instruction not included. Please leave your physical address (home or office address) but do not leave your P. Box address and ensure that your address and contact information are correct. About Us: If you need more information, or need more quantity, or have other questions. We keep our promise to provide you with the best solution within 24 hours. Thank you very much!