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Take your 5.9L Dodge Cummins to the next level with our 12 Valve Stage 1 Fuel Injector. This high-quality injector features a 14mm top and 7mm nozzle, providing improved fuel flow and performance. With a one year unlimited mileage warranty, you can trust that it's built to last. Don't let faulty injectors hold you back any longer. Get our 12 Valve Stage 1 Fuel Injector today and experience the difference it makes.