The factory DEF Heater on a wide range of Ford Super Duty trucks often fails from fluid intrusion. This Dorman OE FIX solution modifies the OEM design to address this failure point and increase reliability.
- 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