Brands Vehicles
Lowest Prices
Free Returns
Online Since 2009
Shopping for

2003 GMC Sierra 3500

X

Displaying 1 to 11 (of 11 products)
On Sale:

$22.42

Avail:
5 in Stock
Warehouse: US-12
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
2
 
TO AUX TRANS COOLER
PRODUCTION CONNECTOR
HEAVY DUTY TRANS COOLING SYSTEM(KNP)
Mfr Code: 1000/M74
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV TO AUX TRANS COOLER
PRODUCTION CONNECTOR
HEAVY DUTY TRANS COOLING SYSTEM(KNP)
Mfr Code: 1000/M74

2 Per Vehicle
On Sale:

$22.46

Avail:
5 in Stock
Warehouse: US-12
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV
 
4
 
Eng: L18
8th VIN Digit: G
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV Eng: L18
8th VIN Digit: G

4 Per Vehicle
On Sale:

$20.32

Avail:
3 in Stock
Warehouse: US-12
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
2
 
HEAVY DUTY TRANS COOLING SYSTEM(KNP)
3/8 QUICK CONNECT, 3/8 NPTF)(AT COOLER)(STEEL CONNECTORS
3/8 QUICK CONNECT, 3/8 NPTF
Mfr Code: 4L80-E
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV HEAVY DUTY TRANS COOLING SYSTEM(KNP)
3/8 QUICK CONNECT, 3/8 NPTF)(AT COOLER)(STEEL CONNECTORS
3/8 QUICK CONNECT, 3/8 NPTF
Mfr Code: 4L80-E

2 Per Vehicle
On Sale:

$23.04

Avail:
7 in Stock
Warehouse: US-12
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
6.6L V8 Diesel OHV Turbo
 
2
 
W/TRANS OIL CLR PIPE W/20.7MM FROM FLAT OF FLARE TO PIPE END
ENGINE OIL COOLING SYSTEM(KC4)
7/8-14
Eng: LB7
8th VIN Digit: 1
Mfr Code: 1000/M74
 
2003 GMC Sierra 3500 equipped with
6.6L V8 Diesel OHV Turbo W/TRANS OIL CLR PIPE W/20.7MM FROM FLAT OF FLARE TO PIPE END
ENGINE OIL COOLING SYSTEM(KC4)
7/8-14
Eng: LB7
8th VIN Digit: 1
Mfr Code: 1000/M74

2 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV
 
2
 
Engine Oil Cooler End Fitting
W/TRANS OIL CLR PIPE W/20.7MM FROM FLAT OF FLARE TO PIPE END
ENGINE OIL COOLING SYSTEM(KC4)
7/8-14
Eng: L18
8th VIN Digit: G
Mfr Code: 1000/M74
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV Engine Oil Cooler End Fitting
W/TRANS OIL CLR PIPE W/20.7MM FROM FLAT OF FLARE TO PIPE END
ENGINE OIL COOLING SYSTEM(KC4)
7/8-14
Eng: L18
8th VIN Digit: G
Mfr Code: 1000/M74

2 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV
 
2
 
Engine Oil Cooler End Fitting
W/TRANS OIL CLR PIPE W/20.7MM FROM FLAT OF FLARE TO PIPE END
ENGINE OIL COOLING SYSTEM(KC4)
7/8-14
Eng: L18
8th VIN Digit: G
Mfr Code: S6-650/ML6
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV Engine Oil Cooler End Fitting
W/TRANS OIL CLR PIPE W/20.7MM FROM FLAT OF FLARE TO PIPE END
ENGINE OIL COOLING SYSTEM(KC4)
7/8-14
Eng: L18
8th VIN Digit: G
Mfr Code: S6-650/ML6

2 Per Vehicle
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV
 
2
 
W/TRANS OIL CLR PIPE W/20.7MM FROM FLAT OF FLARE TO PIPE END
ENGINE OIL COOLING SYSTEM(KC4)
7/8-14
Eng: L18
8th VIN Digit: G
Mfr Code: 1000/M74
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV W/TRANS OIL CLR PIPE W/20.7MM FROM FLAT OF FLARE TO PIPE END
ENGINE OIL COOLING SYSTEM(KC4)
7/8-14
Eng: L18
8th VIN Digit: G
Mfr Code: 1000/M74

2 Per Vehicle
On Sale:

$14.45

Avail:
2 in Stock
Warehouse: US-12
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
2
 
STEEL
QK CONN,NON BALL)(SPECIAL)(SHORT)(IF REPL ALUM,SEE 24236579
1/4 X 18 NPS, QUICK CONNECT, NON-BALL CHECK FITTING
1/4 X 18 NPS
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV STEEL
QK CONN,NON BALL)(SPECIAL)(SHORT)(IF REPL ALUM,SEE 24236579
1/4 X 18 NPS, QUICK CONNECT, NON-BALL CHECK FITTING
1/4 X 18 NPS

2 Per Vehicle
On Sale:

$7.58

Avail:
7 in Stock
Warehouse: US-12
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
2
 
5/8
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV 5/8

2 Per Vehicle
On Sale:

$7.92

Avail:
31 in Stock
Warehouse: US-12
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
2
 
W/O BEVEL WASHER)(ALUMINUM)(W/RETAINER
HEAVY DUTY TRANS COOLING SYSTEM(KNP)
Mfr Code: 4L80-E
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV W/O BEVEL WASHER)(ALUMINUM)(W/RETAINER
HEAVY DUTY TRANS COOLING SYSTEM(KNP)
Mfr Code: 4L80-E

2 Per Vehicle
On Sale:

$12.06

Avail:
7 in Stock
Warehouse: US-12
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
1
 
W/O-RING)(QK CONN)(STL BODY)(LONG)(IF REPL ALUM,SEE 24236581
STEEL
1/4-18 NPS THD
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV W/O-RING)(QK CONN)(STL BODY)(LONG)(IF REPL ALUM,SEE 24236581
STEEL
1/4-18 NPS THD

1 Per Vehicle
On Sale:

$56.02

Avail:
3 in Stock
Warehouse: US-12
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
6.6L V8 Diesel OHV Turbo
 
2
 
ENGINE OIL COOLING SYSTEM(KC4)
Eng: LB7
8th VIN Digit: 1
Mfr Code: 1000/M74
 
2003 GMC Sierra 3500 equipped with
6.6L V8 Diesel OHV Turbo ENGINE OIL COOLING SYSTEM(KC4)
Eng: LB7
8th VIN Digit: 1
Mfr Code: 1000/M74

2 Per Vehicle
On Sale:

$37.76

Avail:
3 in Stock
Warehouse: US-12
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV
 
2
 
SERVICE ADAPTER CONNECTOR
HEAVY DUTY TRANS COOLING SYSTEM(KNP)
Mfr Code: 1000/M74
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV SERVICE ADAPTER CONNECTOR
HEAVY DUTY TRANS COOLING SYSTEM(KNP)
Mfr Code: 1000/M74

2 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
6.0L V8 Gas OHV
 
2
 
5/16 INCH
5/16
Eng: LQ4
8th VIN Digit: U
Mfr Code: 4L80-E
4WD
 
2003 GMC Sierra 3500 equipped with
6.0L V8 Gas OHV 5/16 INCH
5/16
Eng: LQ4
8th VIN Digit: U
Mfr Code: 4L80-E
4WD

2 Per Vehicle
Displaying 1 to 11 (of 11 products)