Product Description
MOPAR 68479998AA FUEL INJECTOR LINE (CYLINDER 3) FOR 19-24 RAM WITH 6.7L CUMMINS ENGINE
Maintain precise fuel delivery and OEM diesel performance with the genuine Mopar 68479998AA Fuel Injector Line for Cylinder #3 designed specifically for 2019-2024 Ram trucks equipped with the powerful 6.7L Cummins turbo diesel engine. This high-pressure fuel injector supply tube is engineered to deliver consistent fuel flow from the common rail system directly to injector cylinder #3, ensuring optimal combustion efficiency, engine performance, and emissions control.
In modern common rail diesel systems, injector supply lines operate under extremely high fuel pressures and require exact OEM tolerances for safe and reliable operation. The Mopar 68479998AA injector line is manufactured to strict factory specifications using high-strength steel construction and precision-formed fittings to withstand the demanding operating conditions of the 6.7L Cummins platform.
Over time, factory fuel injector lines can become compromised due to corrosion, vibration fatigue, contamination, or improper servicing during injector replacement. Replacing a damaged or leaking injector line is critical to maintaining fuel system integrity, preventing fuel leaks, avoiding injector performance issues, and ensuring proper engine operation.
This genuine Mopar OEM replacement provides direct-fit installation and factory-quality sealing surfaces for dependable performance and long-term durability. Unlike lower-quality aftermarket alternatives, OEM Mopar fuel lines are designed specifically for proper pressure handling and exact fitment on Ram Cummins diesel applications.
FAQ
What does the fuel injector line do?
The injector line transfers high-pressure fuel from the common rail to the fuel injector for precise fuel delivery into the combustion chamber.
Why should injector lines be replaced?
Fuel injector lines can develop leaks, corrosion, or contamination over time. Replacing worn lines helps maintain proper fuel pressure and injector performance.
Is this a genuine Mopar OEM fuel line?
Yes. The 68479998AA is a genuine OEM Mopar injector supply tube engineered specifically for Ram 6.7L Cummins diesel applications.
Which cylinder does this line fit?
This injector line is specifically designed for cylinder #3.
Should injector lines be replaced during injector installation?
Yes. Many diesel technicians recommend replacing injector lines during injector replacement to reduce contamination risks and ensure proper sealing.
Vehicle Fitment
- 2019 Ram 2500 6.7L Cummins Diesel
- 2020 Ram 2500 6.7L Cummins Diesel
- 2021 Ram 2500 6.7L Cummins Diesel
- 2022 Ram 2500 6.7L Cummins Diesel
- 2023 Ram 2500 6.7L Cummins Diesel
- 2024 Ram 2500 6.7L Cummins Diesel
- 2019 Ram 3500 6.7L Cummins Diesel
- 2020 Ram 3500 6.7L Cummins Diesel
- 2021 Ram 3500 6.7L Cummins Diesel
- 2022 Ram 3500 6.7L Cummins Diesel
- 2023 Ram 3500 6.7L Cummins Diesel
- 2024 Ram 3500 6.7L Cummins Diesel
- 2019 Ram 4500 6.7L Cummins Diesel
- 2020 Ram 4500 6.7L Cummins Diesel
- 2021 Ram 4500 6.7L Cummins Diesel
- 2022 Ram 4500 6.7L Cummins Diesel
- 2023 Ram 4500 6.7L Cummins Diesel
- 2024 Ram 4500 6.7L Cummins Diesel
- 2019 Ram 5500 6.7L Cummins Diesel
- 2020 Ram 5500 6.7L Cummins Diesel
- 2021 Ram 5500 6.7L Cummins Diesel
- 2022 Ram 5500 6.7L Cummins Diesel
- 2023 Ram 5500 6.7L Cummins Diesel
- 2024 Ram 5500 6.7L Cummins Diesel
Fits Select Trims Including:
Tradesman, Big Horn, Lone Star, Laramie, Limited, Limited Longhorn, Rebel, SLT, Chassis Cab Models
Specifications for Mopar 68479998AA
| Category | Details |
|---|---|
| Part Number | 68479998AA |
| Brand | Mopar (OEM) |
| Product Type | Fuel Injector Supply Line / High-Pressure Injector Tube |
| Cylinder Compatibility | Cylinder #3 |
| Engine Compatibility | 6.7L I6 Cummins Turbo Diesel |
| Vehicle Fitment | 2019-2024 Ram 2500/3500/4500/5500 |
| Function | Transfers high-pressure fuel from the fuel rail to injector cylinder #3 |
| Construction | OEM Precision-Formed High-Strength Steel Fuel Line |
| Fuel System Type | High-Pressure Common Rail Diesel Injection |
| Installation Type | Direct OEM Replacement |
| Transmission Compatibility | 68RFE Automatic & Aisin AS69RC Equipped Models |
| Replaces Part Numbers | 68447766AA |
| UPC | Not Available |
| GTIN | Not Available |
| Shipping Weight | Approx. 1 lb |
| Shipping Dimensions | Approx. 12" x 6" x 3" |
| Shipping | Standard ground shipping available |
| Operating Benefits | Restores proper fuel delivery, maintains injector performance, prevents fuel leaks, supports efficient combustion and emissions operation |
| Prop 65 | WARNING: Cancer and reproductive harm – www.P65Warnings.ca.gov |
| Condition | New |
