Features: 1.Applicable Model: Turbo outlet elbow is replacement for Cummins Engine 4BTA. Please confirm whether your model is applicable before buying. 2.Better performance: The turbocharger outlet elbow optimizes the engine's exhaust system, increasing airflow and speed, thus increasing the engine's power output and horsepower. 3.Reducing resistance: A well designed outlet bend can reduce the resistance of the pipe and improve the flow of airflow, thus improving the performance of the engine. 4.Energy Saving: By optimizing the exhaust system and reducing the resistance of the exhaust, the turbocharger outlet elbow can improve the energy efficiency of the engine and help owners save money on fuel. 5.Comfortable: The optimized design of the outlet elbow can also reduce the noise generated by the exhaust system and improve the ride comfort of the vehicle, thus increasing the fun of driving. Specification: Item Type: Turbocharger Outlet Elbow_x000D_ Material: Aluminum alloy_x000D_ Inner Diameter: Approx. 44-55mm/ 1.73-2.17in_x000D_ Application: Replace the original damaged and worn out elbow, guide the high temperature and high pressure exhaust airflow at the outlet of the supercharger, reduce the resistance of the exhaust pipe to a certain extent, and improve the efficiency and power output of the engine._x000D_ Fitment:_x000D_ Replacement for Cummins Engine 4BT 4BTA HX30W 4040382 Turbocharger