2003 GMC W4500 Forward Engine Coolant Thermostat Housing Assembly
Browse our online catalogue to find original replacement Engine Coolant Thermostat Housing Assemblies specifically designed to fit a 2003 GMC W4500 Forward.





2003 GMC W4500 Forward Engine Coolant Thermostat Housing Assembly
$40.37
10+ In Stock
Condition: New
Ships: Tuesday Feb. 17th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Required Per Vehicle: 1
Fits: 2003 GMC W4500 Forward
Equipped With:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
with Original Water Pump Requiring Integrated Thermostat and Housing OE Specified Temperature Temperature 187F Includes thermostat, housing, and seal
with Original Water Pump Requiring Integrated Thermostat and Housing OE Specified Temperature Temperature 187F Includes thermostat, housing, and seal





2003 GMC W4500 Forward Engine Coolant Thermostat Housing Assembly
$40.37
In Stock
Condition: New
Ships: Tuesday Feb. 17th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Required Per Vehicle: 1
Fits: 2003 GMC W4500 Forward
Equipped With:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
with Original Water Pump Requiring Integrated Thermostat and Housing Alternate Temperature Option Temperature 160F Includes housing, thermostat, and seal
with Original Water Pump Requiring Integrated Thermostat and Housing Alternate Temperature Option Temperature 160F Includes housing, thermostat, and seal





2003 GMC W4500 Forward Engine Coolant Thermostat Housing Assembly
$83.71
In Stock
Condition: New
Ships: Tuesday Feb. 17th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Required Per Vehicle: 1
Fits: 2003 GMC W4500 Forward
Equipped With:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
Includes Thermostat Use If Original Water Pump Replaced with Later Design wo/Water Pump Casting No. 12562459
Includes Thermostat Use If Original Water Pump Replaced with Later Design wo/Water Pump Casting No. 12562459





2003 GMC W4500 Forward Engine Coolant Thermostat Housing Assembly
$75.80
In Stock
Condition: New
Ships: Tuesday Feb. 17th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Required Per Vehicle: 1
Fits: 2003 GMC W4500 Forward
Equipped With:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
with Replacement Late Model Water Pump Requiring Seperate Thermostat and Housing OE Specified Temperature Temperature 187F Includes Inlet, thermostat and seal
with Replacement Late Model Water Pump Requiring Seperate Thermostat and Housing OE Specified Temperature Temperature 187F Includes Inlet, thermostat and seal



2003 GMC W4500 Forward Engine Coolant Thermostat Housing Assembly
$33.51
In Stock
Condition: New
Ships: Tuesday Feb. 17th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Required Per Vehicle: 1
Fits: 2003 GMC W4500 Forward
Equipped With:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0); Fuel Type: GAS;
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0); Fuel Type: GAS;
Vehicle Fitment Notes:
Includes 186 Fahrenheit Degree Thermostat w/Thermostat Retainer Brackets w/Water Pump Casting No. 12562459
Includes 186 Fahrenheit Degree Thermostat w/Thermostat Retainer Brackets w/Water Pump Casting No. 12562459
2003 GMC W4500 Forward Engine Coolant Thermostat Housing Assembly
$57.12
Limited Stock
Condition: New
Ships: Tuesday Feb. 17th
Pick-Up: Ready in 2-4 Hours Monday Feb. 16th
Pick-Up: Ready in 2-4 Hours Monday Feb. 16th
Required Per Vehicle: 1
Fits: 2003 GMC W4500 Forward
Equipped With:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
with Replacement Late Model Water Pump Requiring Seperate Thermostat and Housing OE Specified Temperature Temperature 187F Includes Inlet, UltraStat thermostat and seal
with Replacement Late Model Water Pump Requiring Seperate Thermostat and Housing OE Specified Temperature Temperature 187F Includes Inlet, UltraStat thermostat and seal





2003 GMC W4500 Forward Engine Coolant Thermostat Housing Assembly
$31.80
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 2003 GMC W4500 Forward
Equipped With:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
with Original Water Pump Requiring Integrated Thermostat and Housing Alternate Temperature Option Temperature 180F Includes housing, thermostat, and seal
with Original Water Pump Requiring Integrated Thermostat and Housing Alternate Temperature Option Temperature 180F Includes housing, thermostat, and seal





2003 GMC W4500 Forward Engine Coolant Thermostat Housing Assembly
$106.33
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 2003 GMC W4500 Forward
Equipped With:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
with Replacement Late Model Water Pump Requiring Seperate Thermostat and Housing OE Specified Temperature Temperature 187F Includes Inlet, Fail-Safe thermostat and seal
with Replacement Late Model Water Pump Requiring Seperate Thermostat and Housing OE Specified Temperature Temperature 187F Includes Inlet, Fail-Safe thermostat and seal
2003 GMC W4500 Forward Engine Coolant Thermostat Housing Assembly
$42.14
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 2003 GMC W4500 Forward
Equipped With:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Vehicle Fitment Notes:
with Original Water Pump Requiring Integrated Thermostat and Housing OE Specified Temperature Temperature 187F
with Original Water Pump Requiring Integrated Thermostat and Housing OE Specified Temperature Temperature 187F





2003 GMC W4500 Forward Engine Coolant Thermostat Housing Assembly
$45.57
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 2003 GMC W4500 Forward
Equipped With:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0); Fuel Type: GAS;
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0); Fuel Type: GAS;
Vehicle Fitment Notes:
180 Degrees Fahrenheit Includes Thermostat w/Thermostat Retainer Brackets w/Water Pump Casting No. 12562459
180 Degrees Fahrenheit Includes Thermostat w/Thermostat Retainer Brackets w/Water Pump Casting No. 12562459





2003 GMC W4500 Forward Engine Coolant Thermostat Housing Assembly
$44.74
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 2003 GMC W4500 Forward
Equipped With:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0); Fuel Type: GAS;
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0); Fuel Type: GAS;
Vehicle Fitment Notes:
160 Degrees Fahrenheit Includes Thermostat w/Thermostat Retainer Brackets w/Water Pump Casting No. 12562459
160 Degrees Fahrenheit Includes Thermostat w/Thermostat Retainer Brackets w/Water Pump Casting No. 12562459