The Vacuum Pump Power Steering Seal Kit is a high-quality replacement part for 5.9L Dodge Cummins engines. This kit repairs the engine oil leak on the Dodge Cummins engine where the power steering pump joins the vacuum pump. It is made of durable materials and is designed to withstand the high temperatures and pressures of the engine. This seal kit and is a direct replacement for the factory part 4089742. With a one year unlimited mileage warranty, you can trust that it's built to last. Upgrade your engine with this high-quality Vacuum Pump Power Steering Seal Kit for 5.9L Dodge Cummins and experience the difference in performance.