4309077 | Genuine Cummins® VGT Short Turbocharger 15L ISX/QSX Air Dryer Purpose of using 3773942:

Purpose of using 3773942:

Brake Fluid Leaks or Low Pressure

Turbo may fail to produce expected boost under load

Won’t Shift into Gear

Better combustion means less unburned fuel and cleaner exhaust gases

4309077 | Genuine Cummins® VGT Short Turbocharger 15L ISX/QSX Air Dryer Purpose of using 3773942:Description: A turbocharger 4309077 (often just called a turbo) is a device that increases an engines power and efficiency by using the engines exhaust gases to compress the incoming air. A turbo uses exhaust energy that would otherwise be wasted to force more air into the engine, allowing it to burn more fuel and produce more power without increasing engine size. Part Number: 4309077 Condition: New Manufacture Brand: Cummins Related Part Numbers: