3689250 | Genuine Cummins® Exhaust ManifoldDescription: Exhaust Manifold Condition: New Brand: Cummins Part Number: 3689250 Type: Manifold Fitment Guide: Cummins Weight: 7 lbs Functions: Noise reduction: The manifold can contribute to noise reduction by helping to muffle the sound of the exhaust gases. Exhaust gas collection: The manifold collects the exhaust gases from the engine's cylinders and directs them towards the exhaust pipe. Durability: The manifold is constructed from materials that