Dorman 904-394 Diesel Exhaust Fluid (DEF) Heater

The Dorman 904-394 Diesel Exhaust Fluid (DEF) Heater provides enhanced reliability to address a common failure point in the GM 6.6L Duramax LML. 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. Designed to match the fit and function of the original equipment part, this part helps restore factory performance.

Electrical Connector Gender: Male Female

Electrical Connector Quantity: 2

Electrical Connector Terminal Gender: Male Female

Electrical Connector Terminal Quantity: 2; 6

Height: 191 mm

Hose Included: No

Housing Color: Black

Housing Material: Plastic

Inlet Fitting Type: Female

Inside Diameter: 115 mm

Level Sensor Type: Resistor

Mounting Hardware Included: Yes

Outlet Fitting Type: Female

Package Contents: 1 Diesel Exhaust Fluid (DEF) Heater

Universal Or Specific Fit: Specific

Wire Color: Black; White; Yellow; Blue; Red; Gray

Wire Insulation Material: Plastic