2003 GMC Sierra 3500 Engine Coolant Thermostat Housing
Browse our online catalogue to find original replacement Engine Coolant Thermostat Housings specifically designed to fit a 2003 GMC Sierra 3500.



2003 GMC Sierra 3500 Engine Coolant Thermostat Housing
$42.49
Limited Stock
Condition: New
Ships: Today, Feb. 20th
Pick-Up: Ready in 2-4 Hours (Order before 3:00 PM)
Pick-Up: Ready in 2-4 Hours (Order before 3:00 PM)
Upper
Required Per Vehicle: 1
Fits: 2003 GMC Sierra 3500
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:
Cover Does Not Include Thermostat Use If Original Water Pump Replaced with Later Design wo/Water Pump Casting No. 12562459
Cover Does Not Include Thermostat Use If Original Water Pump Replaced with Later Design wo/Water Pump Casting No. 12562459





2003 GMC Sierra 3500 Engine Coolant Thermostat Housing
$74.39
$55.51
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 2003 GMC Sierra 3500
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:
w/o Thermostat
w/o Thermostat





2003 GMC Sierra 3500 Engine Coolant Thermostat Housing
$35.18
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 2003 GMC Sierra 3500
Equipped With:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);





2003 GMC Sierra 3500 Engine Coolant Thermostat Housing
$67.43
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 2003 GMC Sierra 3500
Equipped With:
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);





2003 GMC Sierra 3500 Engine Coolant Thermostat Housing
$50.56
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 2003 GMC Sierra 3500
Equipped With:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Vehicle Fitment Notes:
Cover
Cover





2003 GMC Sierra 3500 Engine Coolant Thermostat Housing
$68.14
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 2003 GMC Sierra 3500
Equipped With:
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Engine Base: 6.6L 6599cc 403ci V8 (4.06x3.90; 103.0x99.0);
Vehicle Fitment Notes:
Cover
Cover