Brands Vehicles
Lowest Prices
Free Returns
Online Since 2009
Shopping for

2003 GMC Sierra 3500

X

Displaying 1 to 18 (of 18 products)
On Sale:

$20.06

Avail:
16 in Stock
Warehouse: US-19
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV
 
1
 
Exc. Allison Automatic Transmission
Radiator Side
Transmission Oil Cooler Line 5/8 In. Quick Connector w/ 7/8 In. Thread
Package Quantity: 1
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV Exc. Allison Automatic Transmission
Radiator Side
Transmission Oil Cooler Line 5/8 In. Quick Connector w/ 7/8 In. Thread
Package Quantity: 1

1 Per Vehicle
On Sale:

$26.11

Avail:
77 in Stock
Warehouse: US-19
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV
 
1
 
Engine Oil Cooler Line Connector
Engine Oil Cooler Line to Radiator
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV Engine Oil Cooler Line Connector
Engine Oil Cooler Line to Radiator

1 Per Vehicle
On Sale:

$23.34

Avail:
21 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV
 
1
 
Exc. Allison Automatic Transmission
Radiator Side
Transmission Oil Cooler Line 5/8 In. Quick Connector w/ 7/8 In. Thread
Package Quantity: 1
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV Exc. Allison Automatic Transmission
Radiator Side
Transmission Oil Cooler Line 5/8 In. Quick Connector w/ 7/8 In. Thread
Package Quantity: 1

1 Per Vehicle
On Sale:

$34.68

Avail:
909 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
6.0L V8 Gas OHV
 
1
 
Oil Cooler Acc
Oil Cooler Line Connector
 
2003 GMC Sierra 3500 equipped with
6.0L V8 Gas OHV Oil Cooler Acc
Oil Cooler Line Connector

1 Per Vehicle
On Sale:

$27.28

Avail:
36 in Stock
Warehouse: US-7
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
 
Oil Cooler Acc
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV Oil Cooler Acc
Use 5/8 Snap-in adapter to connect oil cooler with 7/8-14 O-Ring threads.

1 Per Vehicle
On Sale:

$12.19

Avail:
59 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV
 
1
 
Cooler Inst.Kit
Transmission Line Fitting Kit
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV Cooler Inst.Kit
Transmission Line Fitting Kit

1 Per Vehicle
On Sale:

$6.96

Avail:
9 in Stock
Warehouse: US-1
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
 
1 In. Length
1/4 In. x 18 NPT to 3/8 In. Tube Quick Connect
Oil Cooler Line to Transmission
wo/Ball Check
Package Quantity: 1
4 Speed
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV 1 In. Length
1/4 In. x 18 NPT to 3/8 In. Tube Quick Connect
Oil Cooler Line to Transmission
wo/Ball Check
Package Quantity: 1
4 Speed

1 Per Vehicle
On Sale:

$7.02

Avail:
10 in Stock
Warehouse: US-1
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
 
Transmission Oil Cooler Line to Radiator
Package Quantity: 1
Silver
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV Transmission Oil Cooler Line to Radiator
Package Quantity: 1
Silver

1 Per Vehicle
On Sale:

$8.79

Avail:
3 in Stock
Warehouse: US-1
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.0L V8 Gas OHV
 
1
 
Oil Cooler Line to Transmission Cooler
w/Heavy Duty Transmission Cooling Package
Package Quantity: 1
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.0L V8 Gas OHV Oil Cooler Line to Transmission Cooler
w/Heavy Duty Transmission Cooling Package
Package Quantity: 1

1 Per Vehicle
On Sale:

$9.67

Avail:
7 in Stock
Warehouse: US-1
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
 
1.85 In. Length
1/4 In. x 18 Thread x 1.85 In. Length
Oil Cooler Line To Rear Of Transmission
wo/Heavy Duty Transmission Cooling Package
Package Quantity: 1
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 1.85 In. Length
1/4 In. x 18 Thread x 1.85 In. Length
Oil Cooler Line To Rear Of Transmission
wo/Heavy Duty Transmission Cooling Package
Package Quantity: 1
Mfr Code: 4L80-E

1 Per Vehicle
On Sale:

$25.84

Avail:
2 in Stock
Warehouse: US-4
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
 
Connector Kit
Inlet and Outlet
To Transmission
w/White Retainer
Package Quantity: 1
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV Connector Kit
Inlet and Outlet
To Transmission
w/White Retainer
Package Quantity: 1

1 Per Vehicle
On Sale:

$15.98

Avail:
8 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV
 
1
 
Engine Oil Cooler Line Connector
Engine Oil Cooler Line to Radiator
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV Engine Oil Cooler Line Connector
Engine Oil Cooler Line to Radiator

1 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
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
 
Connector Kit
Inlet
Oil Cooler Line to Transmission
w/Blue Retainer
Package Quantity: 2
Automatic Transmission
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
6.0L V8 Gas OHV Connector Kit
Inlet
Oil Cooler Line to Transmission
w/Blue Retainer
Package Quantity: 2
Automatic Transmission

1 Per Vehicle
On Sale:

$38.18

Avail:
10 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV
 
1
 
Oil Cooler Line To Trans Cooler
w/Heavy Duty Transmission Cooling Package
Package Quantity: 1
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV Oil Cooler Line To Trans Cooler
w/Heavy Duty Transmission Cooling Package
Package Quantity: 1

1 Per Vehicle
On Sale:

$11.13

Avail:
3 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV
 
1
 
Cooler Inst.Kit
Transmission Line Fitting Kit
 
2003 GMC Sierra 3500 equipped with
8.1L V8 Gas OHV Cooler Inst.Kit
Transmission Line Fitting Kit

1 Per Vehicle
On Sale:

$12.85

Avail:
68 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
6.0L V8 Gas OHV
 
1
 
Cooler Inst.Kit
Transmission Line Fitting Kit
 
2003 GMC Sierra 3500 equipped with
6.0L V8 Gas OHV Cooler Inst.Kit
Transmission Line Fitting Kit

1 Per Vehicle
On Sale:

$18.66

Avail:
106 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
6.0L V8 Gas OHV
 
1
 
Oil Cooler Acc
Oil Cooler Line Connector
 
2003 GMC Sierra 3500 equipped with
6.0L V8 Gas OHV Oil Cooler Acc
Oil Cooler Line Connector

1 Per Vehicle
On Sale:

$12.30

Avail:
562 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
2003 GMC Sierra 3500 equipped with
6.0L V8 Gas OHV
 
1
 
Cooler Inst.Kit
Transmission Line Fitting Kit
 
2003 GMC Sierra 3500 equipped with
6.0L V8 Gas OHV Cooler Inst.Kit
Transmission Line Fitting Kit

1 Per Vehicle
Displaying 1 to 18 (of 18 products)