If you're looking for a high-quality injector set for your 5.9 Cummins engine, look no further than the DDP 8993-ECO Economy Series Injector Set. These injectors are built using OEM quality components and feature a new injector body and nozzle for optimum performance. With their precision construction and superior durability, the DDP 8993-ECO Economy Series Injector Set is the perfect choice for anyone looking to get the most out of their 5.9 Cummins engine.