For your Dodge diesel performance needs the CFM+ Intake Manifold for the Dodge Cummins 5.9L offers up 44% more air flow than your current stock intake manifold. Its high strength, high temperature, engineered composite material has a heat transfer rate of 900 times less than cast aluminum. This means that not only are you going to get the highest flow of air, but also the coolest. Lower EGTs, higher performance, and better fuel economy, places this intake manifold ahead of the competition in today's growing diesel performance market.