2025 GMC Sierra 3500 HD Engine Coolant Thermostat Housing Assembly
Navigate our online catalogue to find original replacement Engine Coolant Thermostat Housing Assemblies specifically designed to fit a 2025 GMC Sierra 3500 HD.






Engine Coolant Thermostat Housing Assembly
$70.57
10+ In Stock
Condition: New
Ships: Friday Oct. 3rd
Pick-Up: Ready in 1 Hour Thursday Oct. 2nd
Pick-Up: Ready in 1 Hour Thursday Oct. 2nd
Water Pump
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 6.6L 6571cc 401ci V8 (4.06x3.86; 103.2x98.0); Fuel Type: FLEX;
Engine Base: 6.6L 6571cc 401ci V8 (4.06x3.86; 103.2x98.0); Fuel Type: FLEX;
Vehicle Fitment Notes:
Cover Includes Thermostat
Cover Includes Thermostat





Engine Coolant Thermostat Housing Assembly
$70.57
10+ In Stock
Condition: New
Ships: Friday Oct. 3rd
Pick-Up: Ready in 1 Hour Thursday Oct. 2nd
Pick-Up: Ready in 1 Hour Thursday Oct. 2nd
Water Pump
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 6.6L 6571cc 401ci V8 (4.06x3.86; 103.2x98.0); Fuel Type: GAS;
Engine Base: 6.6L 6571cc 401ci V8 (4.06x3.86; 103.2x98.0); Fuel Type: GAS;
Vehicle Fitment Notes:
Cover Includes Thermostat
Cover Includes Thermostat