2004 Peterbilt 387 Cooling System Switches, Sensors & Relays
- Dorman HD Solutions®Engine Coolant Temperature SensorPeterbilt 387 C15 Engine 2004, Engine Coolant Temperature Sensor by Dorman HD Solutions®. Restore reliable, accurate coolant temperature readings with Dorman HD Solutions's Engine Coolant Temperature Sensor. This direct replacement...Direct replacement for a proper fit every timeReplacement of a failed sensor restores proper gauge function$31.98