Compatible Models: Replacement for Cummins ISX. Part Number: 3683323, 4921728, 104990-1200. Premium Quality: Using advanced thickened copper core, stable transmission efficiency, tough and integrated molding, improving durability and life. Notes: Before installation, you need to clean the carbon deposits, and if there is a fault lamp code after installation, you need to use the computer to eliminate it, if not eliminated, normal speed driving for half an hour automatic induction can eliminate the code.
