Product Description
Mopar 68067105AA Fuel Injector Return Line for 2010-2018 Ram 2500/3500/4500/5500 6.7L Cummins
The Mopar 68067105AA Fuel Injector Return Line is a genuine OEM replacement designed for 2010-2018 Ram trucks equipped with the legendary 6.7L Cummins turbo diesel engine. Engineered to factory specifications, this injector return line plays a critical role in returning excess fuel from the injectors back into the fuel system, helping maintain proper fuel pressure regulation, fuel system efficiency, and reliable engine operation.
Over time, injector return lines can become damaged, brittle, or develop leaks that may lead to fuel odors, drivability concerns, pressure irregularities, and contamination issues. The Mopar 68067105AA return line is manufactured using OEM-quality materials to ensure proper fitment, leak-free performance, and long-term durability in demanding diesel operating conditions.
Whether you're performing routine maintenance, repairing a fuel system leak, or restoring a high-mileage Cummins-powered truck, this genuine Mopar component delivers the reliability and performance your engine was designed to have.
Features
- Genuine Mopar OEM fuel injector return line
- Direct replacement for factory-installed return line
- Designed specifically for 6.7L Cummins applications
- Helps maintain proper fuel return flow
- Assists in regulating fuel system pressure
- Helps prevent fuel leaks and fuel odors
- OEM-quality sealing and fitment
- Constructed from fuel-resistant materials
- Designed for long service life and durability
- No modifications required for installation
Fitment
- 2010 Ram 2500 6.7L Cummins Diesel
- 2011 Ram 2500 6.7L Cummins Diesel
- 2012 Ram 2500 6.7L Cummins Diesel
- 2013 Ram 2500 6.7L Cummins Diesel
- 2014 Ram 2500 6.7L Cummins Diesel
- 2015 Ram 2500 6.7L Cummins Diesel
- 2016 Ram 2500 6.7L Cummins Diesel
- 2017 Ram 2500 6.7L Cummins Diesel
- 2018 Ram 2500 6.7L Cummins Diesel
- 2010-2018 Ram 3500 6.7L Cummins Diesel
- 2010-2018 Ram 4500 6.7L Cummins Diesel
- 2010-2018 Ram 5500 6.7L Cummins Diesel
Note: Verify fitment using your VIN before ordering. Proper inspection of fuel system components is recommended whenever replacing fuel return system parts.
What's Included
- Mopar 68067105AA Fuel Injector Return Line
Specifications
- Manufacturer: Mopar
- Part Number: 68067105AA
- Product Type: Fuel Injector Return Line
- Engine Compatibility: 6.7L Cummins Turbo Diesel
- Vehicle Compatibility: 2010-2018 Ram 2500, 3500, 4500, and 5500
- Installation Type: Direct OEM Replacement
- Function: Returns Excess Fuel from Injectors Back to Fuel System
- Construction: OEM Fuel-Resistant Composite and Metal Materials
- Fuel System Compatibility: Factory High-Pressure Common Rail System
- Condition: New
- Origin: Genuine Mopar OEM Component
Cross Reference Numbers
68067105AA, Mopar 68067105AA, Cummins Injector Return Line, 6.7 Cummins Fuel Return Line, Ram Fuel Injector Return Hose Assembly
FAQ
Is this a genuine Mopar fuel injector return line?
Yes. The 68067105AA is a genuine Mopar OEM replacement component designed specifically for 6.7L Cummins-powered Ram trucks.
What does the injector return line do?
The injector return line routes excess fuel from the fuel injectors back into the fuel system, helping maintain proper pressure regulation and fuel system efficiency.
What are the signs of a failing injector return line?
Common symptoms include fuel leaks, diesel fuel odors, visible line damage, fuel contamination concerns, and potential drivability issues.
Will this fit all 6.7L Cummins trucks?
This part fits many 2010-2018 Ram 2500, 3500, 4500, and 5500 trucks equipped with the 6.7L Cummins engine. VIN verification is recommended before ordering.
Is this a direct replacement part?
Yes. The Mopar 68067105AA is engineered as a direct OEM replacement with factory fitment and connection points.
Why should I use a genuine Mopar return line?
Genuine Mopar components are designed to meet factory specifications for fit, durability, sealing performance, and long-term reliability.
