Dorman DOR-904-642 Diesel Exhaust Fluid Heater
Features:
- Upgraded replacement – this diesel exhaust fluid (DEF) heater features additional protection from fluid intrusion
- Restores performance – designed to match the fit and function of the original equipment part
- Thoroughly tested – each design undergoes cyclical heater element fatigue testing
- Trustworthy quality – backed by team of engineers in the United States
The factory DEF heater on certain vehicles often fails from fluid intrusion. This Dorman OE FIX solution modifies the OEM design to address this failure point and increase reliability.
Attributes:
| Electrical Connector Terminal Gender | Male |
| Hose Included | No |
| Wire Color | Multiple |
| Universal Or Specific Fit | Specific |
| 532 | Black |
| 194 | 2 |
| Inside Diameter | 4.3 |
| Mounting Hardware Included | Yes |
| Wire Insulation Material | PVC |
| Package Contents | 1 Cap |
| Electrical Connector Gender | Male |
| Package Contents | 1 Heater Assembly |
| 8485 | 3 |
| 8485 | 4 |
| Housing Material | Plastic |
| Outlet Fitting Type | O-Ring |
| Level Sensor Type | Electronic |
| Package Contents | Mounting Hardware |
| Height | 9 in |
| Inlet Fitting Type | O-Ring |
Vehicle Applications:
| Make | Model | Years |
| Freightliner | Sprinter 2500 | 2014 to 2017 |
| Freightliner | Sprinter 3500 | 2014 to 2017 |
| Mercedes-Benz | Sprinter 2500 | 2014 to 2017 |
| Mercedes-Benz | Sprinter 3500 | 2014 to 2017 |
| Mercedes-Benz | Sprinter | 2014 to 2018 |






Reviews
There are no reviews yet.