Dorman Exhaust Manifold For 2004.5-2007 Dodge 5.9l Cummins 674-910 The Dorman 674-910 Exhaust Manifold for your 2004.5-2007 Dodge 5.9L Cummins gives you an affordable solution to replacing the old cracked or damaged manifold on your 5.9L Cummins. More...