Brands Vehicles
Lowest Prices
Free Returns
Online Since 2009
Shopping for

1993 Peterbilt 378

X

Displaying 1 to 16 (of 16 products)
On Sale:

$16.00

Avail:
12 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
LongerLife
Multiple Commercial 10-Pack
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel LongerLife
Multiple Commercial 10-Pack

1 Per Vehicle
On Sale:

$1.62

Avail:
28 in Stock
Warehouse: US-1
Qty:
EnginePer VehicleFit NotesFitment Notes
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Standard
Twin Blister Pack
Compare to Original
Bulb Option 1
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Standard
Twin Blister Pack
Compare to Original
Bulb Option 1

1 Per Vehicle
On Sale:

$4.83

Avail:
198 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Standard
Multiple Commercial 10-Pack
Compare to Original
Bulb Option 1
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Standard
Multiple Commercial 10-Pack
Compare to Original
Bulb Option 1

1 Per Vehicle
On Sale:

$8.78

Avail:
1 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
CrystalVision Ultra
Twin Blister Pack
Compare to Original
Bulb Option 1
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel CrystalVision Ultra
Twin Blister Pack
Compare to Original
Bulb Option 1

1 Per Vehicle
On Sale:

$3.10

Avail:
2 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
LongerLife
Twin Blister Pack
Compare to Original
Bulb Option 1
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel LongerLife
Twin Blister Pack
Compare to Original
Bulb Option 1

1 Per Vehicle
On Sale:

$20.44

Avail:
29 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
2
 
Ultinon LED
White
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Ultinon LED
White

2 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Courtesy Light Bulb
Ultinon LED
White
w/ 4 Rectangular Headlamps
Compare to Original
Bulb Option 2
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Courtesy Light Bulb
Ultinon LED
White
w/ 4 Rectangular Headlamps
Compare to Original
Bulb Option 2

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Courtesy Light Bulb
Ultinon LED
White
w/ 4 Round Headlamps
Compare to Original
Bulb Option 2
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Courtesy Light Bulb
Ultinon LED
White
w/ 4 Round Headlamps
Compare to Original
Bulb Option 2

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Courtesy Light Bulb
Ultinon LED
White
w/ Halogen Capsule Headlamps
Compare to Original
Bulb Option 2
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Courtesy Light Bulb
Ultinon LED
White
w/ Halogen Capsule Headlamps
Compare to Original
Bulb Option 2

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
2
 
Ultinon LED
White
w/ 4 Rectangular Headlamps
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Ultinon LED
White
w/ 4 Rectangular Headlamps

2 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
2
 
Ultinon LED
White
w/ 4 Round Headlamps
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Ultinon LED
White
w/ 4 Round Headlamps

2 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
2
 
Ultinon LED
White
w/ Halogen Capsule Headlamps
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Ultinon LED
White
w/ Halogen Capsule Headlamps

2 Per Vehicle
On Sale:

$9.10

Avail:
20 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Standard
Multiple Commercial 10-Pack
w/ 4 Rectangular Headlamps
Compare to Original
Bulb Option 1
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Standard
Multiple Commercial 10-Pack
w/ 4 Rectangular Headlamps
Compare to Original
Bulb Option 1

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Standard
Multiple Commercial 10-Pack
w/ 4 Round Headlamps
Compare to Original
Bulb Option 1
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Standard
Multiple Commercial 10-Pack
w/ 4 Round Headlamps
Compare to Original
Bulb Option 1

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Standard
Multiple Commercial 10-Pack
w/ Halogen Capsule Headlamps
Compare to Original
Bulb Option 1
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Standard
Multiple Commercial 10-Pack
w/ Halogen Capsule Headlamps
Compare to Original
Bulb Option 1

1 Per Vehicle
On Sale:

$20.44

Avail:
296 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Courtesy Light Bulb
Ultinon LED
White
w/ 4 Round Headlamps
Compare to Original
Bulb Option 4
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Courtesy Light Bulb
Ultinon LED
White
w/ 4 Round Headlamps
Compare to Original
Bulb Option 4

1 Per Vehicle
On Sale:

$2.52

Avail:
678 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Standard
Twin Blister Pack
Compare to Original
Bulb Option 2
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Standard
Twin Blister Pack
Compare to Original
Bulb Option 2

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Standard
Twin Blister Pack
w/ 4 Rectangular Headlamps
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Standard
Twin Blister Pack
w/ 4 Rectangular Headlamps

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Standard
Twin Blister Pack
w/ 4 Round Headlamps
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Standard
Twin Blister Pack
w/ 4 Round Headlamps

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Standard
Twin Blister Pack
w/ Halogen Capsule Headlamps
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Standard
Twin Blister Pack
w/ Halogen Capsule Headlamps

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Courtesy Light Bulb
Standard
Twin Blister Pack
w/ 4 Rectangular Headlamps
Compare to Original
Bulb Option 4
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Courtesy Light Bulb
Standard
Twin Blister Pack
w/ 4 Rectangular Headlamps
Compare to Original
Bulb Option 4

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Courtesy Light Bulb
Standard
Twin Blister Pack
w/ 4 Round Headlamps
Compare to Original
Bulb Option 5
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Courtesy Light Bulb
Standard
Twin Blister Pack
w/ 4 Round Headlamps
Compare to Original
Bulb Option 5

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Courtesy Light Bulb
Standard
Twin Blister Pack
w/ Halogen Capsule Headlamps
Compare to Original
Bulb Option 5
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Courtesy Light Bulb
Standard
Twin Blister Pack
w/ Halogen Capsule Headlamps
Compare to Original
Bulb Option 5

1 Per Vehicle
On Sale:

$8.82

Avail:
64 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Standard
Multiple Commercial 10-Pack
Compare to Original
Bulb Option 2
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Standard
Multiple Commercial 10-Pack
Compare to Original
Bulb Option 2

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Standard
Multiple Commercial 10-Pack
w/ 4 Rectangular Headlamps
Compare to Original
Bulb Option 2
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Standard
Multiple Commercial 10-Pack
w/ 4 Rectangular Headlamps
Compare to Original
Bulb Option 2

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Standard
Multiple Commercial 10-Pack
w/ 4 Round Headlamps
Compare to Original
Bulb Option 2
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Standard
Multiple Commercial 10-Pack
w/ 4 Round Headlamps
Compare to Original
Bulb Option 2

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Standard
Multiple Commercial 10-Pack
w/ Halogen Capsule Headlamps
Compare to Original
Bulb Option 2
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Standard
Multiple Commercial 10-Pack
w/ Halogen Capsule Headlamps
Compare to Original
Bulb Option 2

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Courtesy Light Bulb
Standard
Multiple Commercial 10-Pack
w/ 4 Rectangular Headlamps
Compare to Original
Bulb Option 5
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Courtesy Light Bulb
Standard
Multiple Commercial 10-Pack
w/ 4 Rectangular Headlamps
Compare to Original
Bulb Option 5

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Courtesy Light Bulb
Standard
Multiple Commercial 10-Pack
w/ 4 Round Headlamps
Compare to Original
Bulb Option 6
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Courtesy Light Bulb
Standard
Multiple Commercial 10-Pack
w/ 4 Round Headlamps
Compare to Original
Bulb Option 6

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Courtesy Light Bulb
Standard
Multiple Commercial 10-Pack
w/ Halogen Capsule Headlamps
Compare to Original
Bulb Option 6
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Courtesy Light Bulb
Standard
Multiple Commercial 10-Pack
w/ Halogen Capsule Headlamps
Compare to Original
Bulb Option 6

1 Per Vehicle
On Sale:

$12.48

Avail:
30 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
CrystalVision Ultra
Twin Blister Pack
Compare to Original
Bulb Option 2
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel CrystalVision Ultra
Twin Blister Pack
Compare to Original
Bulb Option 2

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
CrystalVision Ultra
Twin Blister Pack
w/ 4 Rectangular Headlamps
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel CrystalVision Ultra
Twin Blister Pack
w/ 4 Rectangular Headlamps

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
CrystalVision Ultra
Twin Blister Pack
w/ 4 Round Headlamps
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel CrystalVision Ultra
Twin Blister Pack
w/ 4 Round Headlamps

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
CrystalVision Ultra
Twin Blister Pack
w/ Halogen Capsule Headlamps
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel CrystalVision Ultra
Twin Blister Pack
w/ Halogen Capsule Headlamps

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Courtesy Light Bulb
CrystalVision Ultra
Twin Blister Pack
w/ 4 Rectangular Headlamps
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Courtesy Light Bulb
CrystalVision Ultra
Twin Blister Pack
w/ 4 Rectangular Headlamps

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Courtesy Light Bulb
CrystalVision Ultra
Twin Blister Pack
w/ 4 Round Headlamps
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Courtesy Light Bulb
CrystalVision Ultra
Twin Blister Pack
w/ 4 Round Headlamps

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Courtesy Light Bulb
CrystalVision Ultra
Twin Blister Pack
w/ Halogen Capsule Headlamps
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Courtesy Light Bulb
CrystalVision Ultra
Twin Blister Pack
w/ Halogen Capsule Headlamps

1 Per Vehicle
On Sale:

$2.59

Avail:
27 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
LongerLife
Twin Blister Pack
Compare to Original
Bulb Option 2
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel LongerLife
Twin Blister Pack
Compare to Original
Bulb Option 2

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
LongerLife
Twin Blister Pack
w/ 4 Rectangular Headlamps
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel LongerLife
Twin Blister Pack
w/ 4 Rectangular Headlamps

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
LongerLife
Twin Blister Pack
w/ 4 Round Headlamps
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel LongerLife
Twin Blister Pack
w/ 4 Round Headlamps

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
LongerLife
Twin Blister Pack
w/ Halogen Capsule Headlamps
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel LongerLife
Twin Blister Pack
w/ Halogen Capsule Headlamps

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Courtesy Light Bulb
LongerLife
Twin Blister Pack
w/ 4 Rectangular Headlamps
Compare to Original
Bulb Option 4
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Courtesy Light Bulb
LongerLife
Twin Blister Pack
w/ 4 Rectangular Headlamps
Compare to Original
Bulb Option 4

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Courtesy Light Bulb
LongerLife
Twin Blister Pack
w/ 4 Round Headlamps
Compare to Original
Bulb Option 5
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Courtesy Light Bulb
LongerLife
Twin Blister Pack
w/ 4 Round Headlamps
Compare to Original
Bulb Option 5

1 Per Vehicle
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel
 
1
 
Courtesy Light Bulb
LongerLife
Twin Blister Pack
w/ Halogen Capsule Headlamps
Compare to Original
Bulb Option 5
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10L L6 Diesel Turbo,
10.5L 6 Diesel,
10.3L 6 Diesel Courtesy Light Bulb
LongerLife
Twin Blister Pack
w/ Halogen Capsule Headlamps
Compare to Original
Bulb Option 5

1 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
14.0L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10.5L 6 Diesel,
10.3L 6 Diesel,
10.0L L6 Diesel Turbo
 
2
 
Miniature Lamp
Boxed
OE Type
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
14.0L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10.5L 6 Diesel,
10.3L 6 Diesel,
10.0L L6 Diesel Turbo Miniature Lamp
Boxed
OE Type

2 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
14.0L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10.5L 6 Diesel,
10.3L 6 Diesel,
10.0L L6 Diesel Turbo
 
2
 
Long Life Miniature
Boxed
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
14.0L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10.5L 6 Diesel,
10.3L 6 Diesel,
10.0L L6 Diesel Turbo Long Life Miniature
Boxed

2 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
14.0L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10.5L 6 Diesel,
10.3L 6 Diesel,
10.0L L6 Diesel Turbo
 
1
 
Miniature Lamp
Blister Pack
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
14.0L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10.5L 6 Diesel,
10.3L 6 Diesel,
10.0L L6 Diesel Turbo Miniature Lamp
Blister Pack

1 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
14.0L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10.5L 6 Diesel,
10.3L 6 Diesel,
10.0L L6 Diesel Turbo
 
1
 
Long Life Miniature
Blister Pack
 
1993 Peterbilt 378 equipped with
8.3L L6 Diesel Turbo,
5.9L L6 Diesel Turbo,
14.6L L6 Diesel Turbo,
14.0L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
10.5L 6 Diesel,
10.3L 6 Diesel,
10.0L L6 Diesel Turbo Long Life Miniature
Blister Pack

1 Per Vehicle
Displaying 1 to 16 (of 16 products)