Freightliner Coolant U/R Return Tube, 13/23G, Heavy Duty Engine Platform | 04-34736-000
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Description
The 04‑34736‑000 is a genuine Freightliner coolant return tube engineered for the DEF doser system—designed to route coolant from the heater back into the engine’s cooling circuit. Constructed from durable materials, this tube ensures reliable flow and maintains proper thermal regulation under heavy-duty operation. It’s built to OEM specifications for a secure, leak-resistant fit on 13/23 gallon HDEP platforms. Essential for supporting DEF system function and coolant temperature control, this tube plays a key role in engine efficiency and emissions compliance.
Features
- Material: Polyethylene
- Outer Diameter: 13 mm
- Center To Center Length: 345.54 mm
WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov
| Shipping Weight (lb) | 11.00 |
|---|---|
| Manufacturer | Freightliner |
| Shipping Length (in) | 33.00 |
| Shipping Width (in) | 9.00 |
| Shipping Height (in) | 5.00 |
| Returnable | Yes |
| Core Exchange | No |











