Brands Vehicles
Lowest Prices
Free Returns
Online Since 2009
JOIN GEARS TO SAVE 5%
Shop All Brands
Shopping for

1990 Peterbilt 378

X
  2. Auto Parts
  3. Lighting and Electrical
  4. Lighting - Exterior
  5. Back Up Light Bulb
  6. Philips P21WCP for 1990 Peterbilt 378

Philips P21WCP Back Up Light Bulb
for 1990 Peterbilt 378

Philips P21WCP Back Up Light Bulb - 1990 Peterbilt 378 Image 1
Philips P21WCP Back Up Light Bulb - 1990 Peterbilt 378 Image 2
Philips P21WCP Back Up Light Bulb - 1990 Peterbilt 378 Image 3
Philips P21WCP Back Up Light Bulb - 1990 Peterbilt 378 Image 4
Philips P21WCP Back Up Light Bulb - 1990 Peterbilt 378 Image 5
Philips P21WCP Back Up Light Bulb - 1990 Peterbilt 378 Image 6
Philips P21WCP Back Up Light Bulb - 1990 Peterbilt 378 Image 7
Philips P21WCP Back Up Light Bulb - 1990 Peterbilt 378 Image 8
Philips P21WCP Back Up Light Bulb - 1990 Peterbilt 378 Image 9
Philips P21WCP Back Up Light Bulb - 1990 Peterbilt 378

Philips
Brand:Philips
Part Number: P21WCP
UPC: 046677724399
Weight: 0.18 lbs
Condition:New



On Sale:

$8.82

Availability:
66 in Stock
Warehouse: US-7
Quantity:

Product Information

Description:

Get the Philips P21WCP Back Up Light Bulb for your 1990 Peterbilt 378. Buy now and secure your purchase online!

Philips Standard range offers an excellent value for every application.

Specifications:

Amperage Rating:
1.75 Ampere
Bulb Base Type:
BA15s
Bulb Color:
Clear
Bulb Finish:
Clear
Bulb Material:
Glass
Bulb Technology:
Incandescent
Bulb Type:
Standard Mini Bulb
DOT Approved:
No
Diameter:
1.04 in.
Filament Quantity:
1
Filament Type:
C-6
Length:
2 in.
Voltage:
12 Volts DC
Wattage:
21 Watts
General Electric #:
93116058
General Electric #:
93116467

Philips P21WCP Back Up Light Bulb compatibility with your 1990 Peterbilt 378...

Last Updated: 09/11/2024

Years Vehicle Per Vehicle Fit NotesFitment Notes

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 
Peterbilt 378

12.7L L6 Diesel Turbo/Aftercooled
1
 
Standard
Multiple Commercial 10-Pack
Compare to Original
Bulb Option 2
 

Peterbilt 378



12.7L L6 Diesel Turbo/Aftercooled Standard
Multiple Commercial 10-Pack
Compare to Original
Bulb Option 2

1 Per Vehicle

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 
Peterbilt 378

14L L6 Diesel Turbo
1
 
Standard
Multiple Commercial 10-Pack
Compare to Original
Bulb Option 2
 

Peterbilt 378



14L L6 Diesel Turbo Standard
Multiple Commercial 10-Pack
Compare to Original
Bulb Option 2

1 Per Vehicle

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 
Peterbilt 378

10.5L 6 Diesel,
14.6L L6 Diesel Turbo
1
 
Standard
Multiple Commercial 10-Pack
Compare to Original
Bulb Option 2
 

Peterbilt 378



10.5L 6 Diesel,
14.6L L6 Diesel Turbo Standard
Multiple Commercial 10-Pack
Compare to Original
Bulb Option 2

1 Per Vehicle

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 
Peterbilt 378

10.3L 6 Diesel
1
 
Standard
Multiple Commercial 10-Pack
Compare to Original
Bulb Option 2
 

Peterbilt 378



10.3L 6 Diesel Standard
Multiple Commercial 10-Pack
Compare to Original
Bulb Option 2

1 Per Vehicle

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 
Peterbilt 378

10.3L 6 Diesel
1
 
Standard
Multiple Commercial 10-Pack
w/ 4 Rectangular Headlamps
Compare to Original
Bulb Option 2
 

Peterbilt 378



10.3L 6 Diesel Standard
Multiple Commercial 10-Pack
w/ 4 Rectangular Headlamps
Compare to Original
Bulb Option 2

1 Per Vehicle

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 
Peterbilt 378

10.3L 6 Diesel
1
 
Standard
Multiple Commercial 10-Pack
w/ 4 Round Headlamps
Compare to Original
Bulb Option 2
 

Peterbilt 378



10.3L 6 Diesel Standard
Multiple Commercial 10-Pack
w/ 4 Round Headlamps
Compare to Original
Bulb Option 2

1 Per Vehicle

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 
Peterbilt 378

10.3L 6 Diesel
1
 
Standard
Multiple Commercial 10-Pack
w/ Halogen Capsule Headlamps
Compare to Original
Bulb Option 2
 

Peterbilt 378



10.3L 6 Diesel Standard
Multiple Commercial 10-Pack
w/ Halogen Capsule Headlamps
Compare to Original
Bulb Option 2

1 Per Vehicle

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 
Peterbilt 378

10.3L 6 Diesel
1
 
Courtesy Light Bulb
Standard
Multiple Commercial 10-Pack
w/ 4 Rectangular Headlamps
Compare to Original
Bulb Option 5
 

Peterbilt 378



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

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 
Peterbilt 378

10.3L 6 Diesel
1
 
Courtesy Light Bulb
Standard
Multiple Commercial 10-Pack
w/ 4 Round Headlamps
Compare to Original
Bulb Option 6
 

Peterbilt 378



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

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 
Peterbilt 378

10.3L 6 Diesel
1
 
Courtesy Light Bulb
Standard
Multiple Commercial 10-Pack
w/ Halogen Capsule Headlamps
Compare to Original
Bulb Option 6
 

Peterbilt 378



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

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 
Peterbilt 378

10.5L 6 Diesel,
10L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo,
14L L6 Diesel Turbo
1
 
Standard
Multiple Commercial 10-Pack
w/ 4 Rectangular Headlamps
Compare to Original
Bulb Option 2
 

Peterbilt 378



10.5L 6 Diesel,
10L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo,
14L L6 Diesel Turbo Standard
Multiple Commercial 10-Pack
w/ 4 Rectangular Headlamps
Compare to Original
Bulb Option 2

1 Per Vehicle

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 
Peterbilt 378

10.5L 6 Diesel,
10L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo,
14L L6 Diesel Turbo
1
 
Standard
Multiple Commercial 10-Pack
w/ 4 Round Headlamps
Compare to Original
Bulb Option 2
 

Peterbilt 378



10.5L 6 Diesel,
10L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo,
14L L6 Diesel Turbo Standard
Multiple Commercial 10-Pack
w/ 4 Round Headlamps
Compare to Original
Bulb Option 2

1 Per Vehicle

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 
Peterbilt 378

10.5L 6 Diesel,
10L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo,
14L L6 Diesel Turbo
1
 
Standard
Multiple Commercial 10-Pack
w/ Halogen Capsule Headlamps
Compare to Original
Bulb Option 2
 

Peterbilt 378



10.5L 6 Diesel,
10L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo,
14L L6 Diesel Turbo Standard
Multiple Commercial 10-Pack
w/ Halogen Capsule Headlamps
Compare to Original
Bulb Option 2

1 Per Vehicle

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 
Peterbilt 378

10.5L 6 Diesel,
10L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo,
14L L6 Diesel Turbo
1
 
Courtesy Light Bulb
Standard
Multiple Commercial 10-Pack
w/ 4 Rectangular Headlamps
Compare to Original
Bulb Option 5
 

Peterbilt 378



10.5L 6 Diesel,
10L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo,
14L L6 Diesel Turbo Courtesy Light Bulb
Standard
Multiple Commercial 10-Pack
w/ 4 Rectangular Headlamps
Compare to Original
Bulb Option 5

1 Per Vehicle

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 
Peterbilt 378

10.5L 6 Diesel,
10L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo,
14L L6 Diesel Turbo
1
 
Courtesy Light Bulb
Standard
Multiple Commercial 10-Pack
w/ 4 Round Headlamps
Compare to Original
Bulb Option 6
 

Peterbilt 378



10.5L 6 Diesel,
10L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo,
14L L6 Diesel Turbo Courtesy Light Bulb
Standard
Multiple Commercial 10-Pack
w/ 4 Round Headlamps
Compare to Original
Bulb Option 6

1 Per Vehicle

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 
Peterbilt 378

10.5L 6 Diesel,
10L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo,
14L L6 Diesel Turbo
1
 
Courtesy Light Bulb
Standard
Multiple Commercial 10-Pack
w/ Halogen Capsule Headlamps
Compare to Original
Bulb Option 6
 

Peterbilt 378



10.5L 6 Diesel,
10L L6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo,
14L L6 Diesel Turbo Courtesy Light Bulb
Standard
Multiple Commercial 10-Pack
w/ Halogen Capsule Headlamps
Compare to Original
Bulb Option 6

1 Per Vehicle

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 
Peterbilt 378

10L L6 Diesel Turbo
1
 
Standard
Multiple Commercial 10-Pack
Compare to Original
Bulb Option 2
 

Peterbilt 378



10L L6 Diesel Turbo Standard
Multiple Commercial 10-Pack
Compare to Original
Bulb Option 2

1 Per Vehicle

Didn't find a match for your vehicle?

   See Other Choices