This air crossover connection, with manufacturer part number 3058809, is designed to fit Cummins engines including KTA19, KTA38, KTA50, NT855, and QSK. It is a crucial component for the proper functioning of the engine, connecting the air intake and exhaust systems. The unit quantity is 1, and it is a unit type.With a focus on durability and reliability, this part is an essential addition to any Cummins engine.