Sometimes, simplicity is the answer. This intake manifold / elbow from Sinister for your 5.9L Cummins is just that, and it works. Build from mandrel bent aluminum tubing with a welded CNC base plate ensures the integrity of this manifold will never be compromised. Fully welded and with a powder coated gray finish will keep this manifold looking good under the hood of your Common Rail Cummins for years to come.