Dorman 904-300 Air Intake Heater Relay

Intake Heater Restoration. Ensure your intake heater is properly controlled with our Intake Heater Relay for your RAM 2500. This replacement part restores the functionality of your intake heater and makes sure it’s back to its efficient operation. Durable Construction. This engine air intake heater relay is made of high-quality steel, copper, and plastic materials that have been tested for their strength and reliability. It’s water-resistant and it’s designed to match the fit and function of the original part it is replacing. Installation. Putting this Engine Air Intake Heater Relay on your ride is easy and requires no drilling. Application.