2003-2007 Dodge 5.9L Cummins OE CP3 Fuel Return Line

• Cummins Part Number: 3957106
• Mopar Part Number: 5086811AA
• Number 10 from Image ONLY

• Genuine OEM Part: Factory Cummins and Mopar CP3 fuel return line designed for 2003-2007 Dodge Ram trucks with the 5.9L Cummins engine
• Direct Fit Replacement: Specifically designed to replace the fuel return line (Number 10 in the diagram), ensuring proper fitment and fuel flow
• Critical Fuel System Component: Ensures that excess fuel from the CP3 injection pump is properly routed back to the fuel system, maintaining optimal pressure and performance

The 2003-2007 Dodge 5.9L Cummins OE CP3 Fuel Return Line is a genuine OEM part designed to replace the fuel return line in your Dodge Ram truck equipped with the 5.9L Cummins engine. This part is critical for maintaining proper fuel pressure and returning excess fuel from the CP3 injection pump back to the fuel tank or filter system.

This specific part is Number 10 from the provided image and is a direct replacement for your existing fuel return line. Over time, fuel lines can degrade or become damaged, leading to leaks or performance issues. Replacing this line with an OEM part ensures proper fuel system operation and reliability.

Vehicle Fitment:

• 2003-2007 Dodge Ram 2500/3500 trucks equipped with the 5.9L Cummins engine