Freightliner Diesel Exhaust Fluid Return Line, 3200MM | 04-31887-320
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Description
The Freightliner Part 04-31887-320 Diesel Exhaust Fluid Return Line (3200MM) is an OEM DEF return line engineered to route returned fluid reliably within the emissions system. Manufactured to factory specifications, it supports proper routing and secure connections to help prevent leaks and maintain consistent DEF system operation. Its durable construction is designed to withstand chemical exposure, vibration, and temperature changes in heavy-duty service. With direct OEM fitment and a 3200mm length, the 04-31887-320 supports clean installation and long-term reliability.
Features
- Operating Temperature: -40 to +120 Deg.C
- Voltage: 14.2 V
- Material: Nylon
- End 2 Fitting Type: 90 Degree
- Plug Type: 2W Male
- Working Pressure: 165.3 psi
- Center To Center Length: 125.99 in
- Tube Length: 47.24 in
- End 1 Fitting Angle: 90 deg
- End 2 Fitting Angle: 90 deg
- Line Inner Diameter: 3 mm
- End 1 Fitting Thread Size: 3/8 in
- End 2 Fitting Thread Size: 5/16 in
WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov
| Shipping Weight (lb) | 3.00 |
|---|---|
| Manufacturer | Freightliner |
| Shipping Length (in) | 12.00 |
| Shipping Width (in) | 12.00 |
| Shipping Height (in) | 2.00 |
| Returnable | Yes |
| Core Exchange | No |











