131-131 Engine Coolant Thermostat Replacement for GM, 180 Degree Compatible With 2001-2015 GMC 6.6L DURAMAX DIESEL ENGINE
- Manufactured to GM OE specification for fit, form, and function.
- Help the engine reach and maintain the most suitable operating temperature by controlling the flow of coolant through your vehicle's radiator..
- Offering the quality, reliability, and durability of GM OE.