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2003 GMC Sierra 1500

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Displaying 1 to 13 (of 13 products)
On Sale:

$25.38

Avail:
1 in Stock
Warehouse: US-1
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV,
5.3L V8 Flex OHV,
4.8L V8 Gas OHV
 
1
 
160 Degrees Fahrenheit
Includes Thermostat
w/Thermostat Retainer Brackets
w/Water Pump Casting No. 12562459
 
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV,
5.3L V8 Flex OHV,
4.8L V8 Gas OHV 160 Degrees Fahrenheit
Includes Thermostat
w/Thermostat Retainer Brackets
w/Water Pump Casting No. 12562459

1 Per Vehicle
On Sale:

$43.01

Avail:
1 in Stock
Warehouse: US-1
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV,
5.3L V8 Flex OHV,
4.8L V8 Gas OHV
 
1
 
Includes Thermostat
Use If Original Water Pump Replaced with Later Design
wo/Water Pump Casting No. 12562459
 
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV,
5.3L V8 Flex OHV,
4.8L V8 Gas OHV Includes Thermostat
Use If Original Water Pump Replaced with Later Design
wo/Water Pump Casting No. 12562459

1 Per Vehicle
On Sale:

$14.58

Avail:
1 in Stock
Warehouse: US-1
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV,
5.3L V8 Flex OHV,
4.8L V8 Gas OHV
 
1
 
Includes 186 Fahrenheit Degree Thermostat
w/Thermostat Retainer Brackets
w/Water Pump Casting No. 12562459
 
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV,
5.3L V8 Flex OHV,
4.8L V8 Gas OHV Includes 186 Fahrenheit Degree Thermostat
w/Thermostat Retainer Brackets
w/Water Pump Casting No. 12562459

1 Per Vehicle
On Sale:

$14.95

Avail:
10 in Stock
Warehouse: US-1
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV,
5.3L V8 Flex OHV,
4.8L V8 Gas OHV
 
1
 
Integrated Housing Thermostat
Temperature 160F
Includes housing, thermostat, and seal
with Original Water Pump Requiring Integrated Thermostat and Housing
Alternate Temperature Option
 
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV,
5.3L V8 Flex OHV,
4.8L V8 Gas OHV Integrated Housing Thermostat
Temperature 160F
Includes housing, thermostat, and seal
with Original Water Pump Requiring Integrated Thermostat and Housing
Alternate Temperature Option

1 Per Vehicle
On Sale:

$14.95

Avail:
1 in Stock
Warehouse: US-1
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV,
5.3L V8 Flex OHV,
4.8L V8 Gas OHV
 
1
 
Integrated Housing Thermostat
Temperature 180F
Includes housing, thermostat, and seal
with Original Water Pump Requiring Integrated Thermostat and Housing
Alternate Temperature Option
 
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV,
5.3L V8 Flex OHV,
4.8L V8 Gas OHV Integrated Housing Thermostat
Temperature 180F
Includes housing, thermostat, and seal
with Original Water Pump Requiring Integrated Thermostat and Housing
Alternate Temperature Option

1 Per Vehicle
On Sale:

$14.95

Avail:
8 in Stock
Warehouse: US-1
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV,
5.3L V8 Flex OHV,
4.8L V8 Gas OHV
 
1
 
Integrated Housing Thermostat
Temperature 187F
Includes thermostat, housing, and seal
with Original Water Pump Requiring Integrated Thermostat and Housing
OE Specified Temperature
 
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV,
5.3L V8 Flex OHV,
4.8L V8 Gas OHV Integrated Housing Thermostat
Temperature 187F
Includes thermostat, housing, and seal
with Original Water Pump Requiring Integrated Thermostat and Housing
OE Specified Temperature

1 Per Vehicle
On Sale:

$19.81

Avail:
8 in Stock
Warehouse: US-1
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV,
5.3L V8 Flex OHV,
4.8L V8 Gas OHV
 
1
 
Kit
Temperature 187F
Includes Inlet, thermostat and seal
with Replacement Late Model Water Pump Requiring Seperate Thermostat and Housing
OE Specified Temperature
 
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV,
5.3L V8 Flex OHV,
4.8L V8 Gas OHV Kit
Temperature 187F
Includes Inlet, thermostat and seal
with Replacement Late Model Water Pump Requiring Seperate Thermostat and Housing
OE Specified Temperature

1 Per Vehicle
On Sale:

$41.30

Avail:
11 in Stock
Warehouse: US-12
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 1500 equipped with
5.3L V8 Flex OHV
 
1
 
INCLS INLET,SEAL,THERMOSTAT
Eng: L59
8th VIN Digit: Z
 
2003 GMC Sierra 1500 equipped with
5.3L V8 Flex OHV INCLS INLET,SEAL,THERMOSTAT
Eng: L59
8th VIN Digit: Z

1 Per Vehicle
2003 GMC Sierra 1500 equipped with
4.8L V8 Gas OHV
 
1
 
INCLS INLET,SEAL,THERMOSTAT
8th VIN Digit: V
 
2003 GMC Sierra 1500 equipped with
4.8L V8 Gas OHV INCLS INLET,SEAL,THERMOSTAT
8th VIN Digit: V

1 Per Vehicle
2003 GMC Sierra 1500 equipped with
5.3L V8 Gas OHV
 
1
 
INCLS INLET,SEAL,THERMOSTAT
Eng: LM7
8th VIN Digit: T
 
2003 GMC Sierra 1500 equipped with
5.3L V8 Gas OHV INCLS INLET,SEAL,THERMOSTAT
Eng: LM7
8th VIN Digit: T

1 Per Vehicle
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV
 
1
 
INCLS INLET,SEAL,THERMOSTAT
Eng: LQ4
8th VIN Digit: U
 
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV INCLS INLET,SEAL,THERMOSTAT
Eng: LQ4
8th VIN Digit: U

1 Per Vehicle
On Sale:

$32.55

Avail:
65 in Stock
Warehouse: US-19
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV,
5.3L V8 Flex OHV,
4.8L V8 Gas OHV
 
1
 
180 Degrees Fahrenheit
Includes Thermostat
w/Thermostat Retainer Brackets
w/Water Pump Casting No. 12562459
 
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV,
5.3L V8 Flex OHV,
4.8L V8 Gas OHV 180 Degrees Fahrenheit
Includes Thermostat
w/Thermostat Retainer Brackets
w/Water Pump Casting No. 12562459

1 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 1500 equipped with
4.3L V6 Gas OHV
 
1
 
Kit
Temperature 195F
Includes housing, thermostat, and seal
OE Specified Temperature
 
2003 GMC Sierra 1500 equipped with
4.3L V6 Gas OHV Kit
Temperature 195F
Includes housing, thermostat, and seal
OE Specified Temperature

1 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 1500 equipped with
4.3L V6 Gas OHV
 
1
 
Kit
Temperature 195F
Includes housing, UltraStat thermostat, and seal
OE Specified Temperature
 
2003 GMC Sierra 1500 equipped with
4.3L V6 Gas OHV Kit
Temperature 195F
Includes housing, UltraStat thermostat, and seal
OE Specified Temperature

1 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV,
5.3L V8 Flex OHV,
4.8L V8 Gas OHV
 
1
 
Kit
Temperature 187F
Includes Inlet, Fail-Safe thermostat and seal
with Replacement Late Model Water Pump Requiring Seperate Thermostat and Housing
OE Specified Temperature
 
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV,
5.3L V8 Flex OHV,
4.8L V8 Gas OHV Kit
Temperature 187F
Includes Inlet, Fail-Safe thermostat and seal
with Replacement Late Model Water Pump Requiring Seperate Thermostat and Housing
OE Specified Temperature

1 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV,
5.3L V8 Flex OHV,
4.8L V8 Gas OHV
 
1
 
Kit
Temperature 187F
Includes Inlet, UltraStat thermostat and seal
with Replacement Late Model Water Pump Requiring Seperate Thermostat and Housing
OE Specified Temperature
 
2003 GMC Sierra 1500 equipped with
6.0L V8 Gas OHV,
5.3L V8 Gas OHV,
5.3L V8 Flex OHV,
4.8L V8 Gas OHV Kit
Temperature 187F
Includes Inlet, UltraStat thermostat and seal
with Replacement Late Model Water Pump Requiring Seperate Thermostat and Housing
OE Specified Temperature

1 Per Vehicle
Displaying 1 to 13 (of 13 products)