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Turn off that "check engine" light and restore proper drivability in your 6.7L Powerstroke with the Dorman direct replacement DEF heater. If your diesel vehicle is confined to a limited speed, or in power reduction mode, a common culprit may be a failed original DEF heater. Our DEF heater includes all necessary components for a complete repair and quality tested for a trouble-free performance and longer service life.
- Includes all necessary gaskets and O-rings needed for a complete replacement
- Quality tested to ensure trouble-free installation, performance, and durability
- Properly functioning DEF heaters are required in most states for vehicle inspection
- High-quality plastic construction for added durability
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