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  2. Auto Parts
  3. Heating and Air Conditioning
  4. Motors, Case and Related Components
  5. HVAC Heater Core
  6. Spectra Premium 99421

Spectra Premium 99421 HVAC Heater Core

Spectra Premium 99421 HVAC Heater Core

Spectra Premium
Brand:Spectra Premium
Part Number: 99421
UPC: 671607619034
Weight: 1.5 lbs
Condition:New



Availability:
0 in Stock
 OUT OF STOCK

Product Information

Description:

Get the Spectra Premium 99421 HVAC Heater Core for your vehicle. Buy now and secure your purchase online!

Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium HVAC heater cores meet or exceed the performance of the original equipment they replace.

Specifications:

Alliance Truck Parts #:
ABPN83315055
Climatech #:
MC1175
Coolpoint #:
6002002
Mei #:
6934
Paccar Parts #:
MC11750
Red Dot #:
76R2450
Truck Air #:
102684
Western Star #:
4379RD106650
Western Star #:
RD106650P
Western Star #:
RDHRD106650P
Country of Origin:
CN

Manufacturer Warranty:

12 Months

Select a vehicle to narrow Spectra Premium 99421 HVAC Heater Core fitment info!

Last Updated: 05/20/2024

Years Vehicle Per Vehicle Fit NotesFitment Notes

1991

 

1990

 

1991

 

1990

 
Western Star 3800

10.5L 6 Diesel,
11.1L L6 Diesel Turbo/Aftercooled,
12.7L L6 Diesel Turbo/Aftercooled,
14.0L L6 Diesel Turbo,
14.6L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 3800



10.5L 6 Diesel,
11.1L L6 Diesel Turbo/Aftercooled,
12.7L L6 Diesel Turbo/Aftercooled,
14.0L L6 Diesel Turbo,
14.6L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1991

 

1990

 

1989

 

1991

 

1990

 

1989

 
Western Star 3800

10.0L L6 Diesel Turbo,
10.3L 6 Diesel
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 3800



10.0L L6 Diesel Turbo,
10.3L 6 Diesel with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1989

 

1989

 
Western Star 3800

12.1L V8 Diesel
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 3800



12.1L V8 Diesel with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1999

 

1999

 
Western Star 4800

12.7L L6 Diesel Turbo/Aftercooled
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4800



12.7L L6 Diesel Turbo/Aftercooled with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1999

 

1998

 

1999

 

1998

 
Western Star 4800

10.3L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4800



10.3L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1999

 

1998

 

1997

 

1999

 

1998

 

1997

 
Western Star 4800

11.1L L6 Diesel Turbo/Aftercooled,
12.0L 6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4800



11.1L L6 Diesel Turbo/Aftercooled,
12.0L 6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 
Western Star 4800

10.8L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4800



10.8L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

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

 
Western Star 4800

10.5L 6 Diesel,
14.0L L6 Diesel Turbo,
14.6L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4800



10.5L 6 Diesel,
14.0L L6 Diesel Turbo,
14.6L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 
Western Star 4800

10.0L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4800



10.0L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1997

 

1996

 

1995

 

1997

 

1996

 

1995

 
Western Star 4800

10.3L 6 Diesel
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4800



10.3L 6 Diesel with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1996

 

1996

 
Western Star 4800

6.6L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4800



6.6L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1996

 

1995

 

1994

 

1993

 

1996

 

1995

 

1994

 

1993

 
Western Star 4800

12.7L L6 Diesel Turbo/Aftercooled
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4800



12.7L L6 Diesel Turbo/Aftercooled with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1994

 

1994

 
Western Star 4800

11.1L L6 Diesel Turbo/Aftercooled
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4800



11.1L L6 Diesel Turbo/Aftercooled with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1993

 

1992

 

1991

 

1993

 

1992

 

1991

 
Western Star 4800

10.3L 6 Diesel
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4800



10.3L 6 Diesel with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1992

 

1991

 

1990

 

1992

 

1991

 

1990

 
Western Star 4800

11.1L L6 Diesel Turbo/Aftercooled
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4800



11.1L L6 Diesel Turbo/Aftercooled with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1991

 

1991

 
Western Star 4800

12.7L L6 Diesel Turbo/Aftercooled
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4800



12.7L L6 Diesel Turbo/Aftercooled with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1989

 

1988

 

1989

 

1988

 
Western Star 4800

12.7L L6 Diesel Turbo/Aftercooled
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4800



12.7L L6 Diesel Turbo/Aftercooled with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1988

 

1988

 
Western Star 4800

11.1L L6 Diesel Turbo/Aftercooled,
12.1L V8 Diesel
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4800



11.1L L6 Diesel Turbo/Aftercooled,
12.1L V8 Diesel with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2002

 

2002

 
Western Star 4900

10.3L 6 Diesel,
12.0L 6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900



10.3L 6 Diesel,
12.0L 6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2002

 

2001

 

2000

 

2002

 

2001

 

2000

 
Western Star 4900

15.8L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900



15.8L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2002

 

2001

 

2000

 

1999

 

1998

 

2002

 

2001

 

2000

 

1999

 

1998

 
Western Star 4900

10.3L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900



10.3L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 
Western Star 4900

12.7L L6 Diesel Turbo/Aftercooled
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900



12.7L L6 Diesel Turbo/Aftercooled with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 
Western Star 4900

14.0L L6 Diesel Turbo,
14.6L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900



14.0L L6 Diesel Turbo,
14.6L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2001

 

2000

 

2001

 

2000

 
Western Star 4900

7.2L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900



7.2L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 
Western Star 4900

10.8L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900



10.8L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 
Western Star 4900

10.5L 6 Diesel
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900



10.5L 6 Diesel with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1999

 

1999

 
Western Star 4900

15.0L 6 Diesel
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900



15.0L 6 Diesel with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1999

 

1998

 

1997

 

1999

 

1998

 

1997

 
Western Star 4900

12.0L 6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900



12.0L 6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 
Western Star 4900

11.1L L6 Diesel Turbo/Aftercooled
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900



11.1L L6 Diesel Turbo/Aftercooled with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 
Western Star 4900

10.0L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900



10.0L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 
Western Star 4900

10.3L 6 Diesel
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900



10.3L 6 Diesel with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 
Western Star 4900

10.5L 6 Diesel
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900



10.5L 6 Diesel with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1988

 

1988

 
Western Star 4900

11.1L L6 Diesel Turbo/Aftercooled
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900



11.1L L6 Diesel Turbo/Aftercooled with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1988

 

1987

 

1986

 

1985

 

1988

 

1987

 

1986

 

1985

 
Western Star 4900

12.1L V8 Diesel
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900



12.1L V8 Diesel with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1987

 

1986

 

1987

 

1986

 
Western Star 4900

10.0L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900



10.0L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1985

 

1985

 
Western Star 4900

18.0L V8 Diesel Turbo,
7.0L L6 Diesel,
9.0L V6 Diesel
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900



18.0L V8 Diesel Turbo,
7.0L L6 Diesel,
9.0L V6 Diesel with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2002

 

2002

 
Western Star 4900E

12.0L 6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900E



12.0L 6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2002

 

2001

 

2000

 

2002

 

2001

 

2000

 
Western Star 4900E

15.8L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900E



15.8L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 
Western Star 4900E

12.7L L6 Diesel Turbo/Aftercooled,
14.0L L6 Diesel Turbo,
14.6L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900E



12.7L L6 Diesel Turbo/Aftercooled,
14.0L L6 Diesel Turbo,
14.6L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2001

 

2001

 
Western Star 4900E

10.3L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900E



10.3L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1999

 

1999

 
Western Star 4900E

15.0L 6 Diesel
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900E



15.0L 6 Diesel with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1999

 

1998

 

1997

 

1999

 

1998

 

1997

 
Western Star 4900E

12.0L 6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900E



12.0L 6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1998

 

1998

 
Western Star 4900E

10.3L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900E



10.3L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1998

 

1997

 

1998

 

1997

 
Western Star 4900E

11.1L L6 Diesel Turbo/Aftercooled
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900E



11.1L L6 Diesel Turbo/Aftercooled with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2003

 

2002

 

2003

 

2002

 
Western Star 4900EX

12.0L 6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
14.0L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo,
15.0L 6 Diesel,
15.8L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900EX



12.0L 6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
14.0L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo,
15.0L 6 Diesel,
15.8L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2003

 

2003

 
Western Star 4900FA

12.8L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900FA



12.8L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2003

 

2002

 

2003

 

2002

 
Western Star 4900FA

10.3L L6 Diesel Turbo,
10.8L L6 Diesel Turbo,
12.0L 6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
14.0L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo,
15.8L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900FA



10.3L L6 Diesel Turbo,
10.8L L6 Diesel Turbo,
12.0L 6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
14.0L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo,
15.8L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2003

 

2003

 
Western Star 4900SA

12.8L L6 Diesel Turbo,
15.8L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900SA



12.8L L6 Diesel Turbo,
15.8L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2003

 

2002

 

2003

 

2002

 
Western Star 4900SA

10.3L L6 Diesel Turbo,
10.8L L6 Diesel Turbo,
12.0L 6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
14.0L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900SA



10.3L L6 Diesel Turbo,
10.8L L6 Diesel Turbo,
12.0L 6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
14.0L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2002

 

2002

 
Western Star 4900SA

7.2L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 4900SA



7.2L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2002

 

2002

 
Western Star 5800

7.2L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 5800



7.2L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2002

 

2001

 

2000

 

1999

 

2002

 

2001

 

2000

 

1999

 
Western Star 5800

12.0L 6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 5800



12.0L 6 Diesel Turbo,
12.7L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2001

 

2000

 

1999

 

2001

 

2000

 

1999

 
Western Star 5800

10.3L L6 Diesel Turbo,
10.8L L6 Diesel Turbo,
14.0L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 5800



10.3L L6 Diesel Turbo,
10.8L L6 Diesel Turbo,
14.0L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2000

 

2000

 
Western Star 5800

10.5L 6 Diesel
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 5800



10.5L 6 Diesel with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2001

 

2000

 

1999

 

1998

 

2001

 

2000

 

1999

 

1998

 
Western Star 5900

10.3L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 5900



10.3L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2001

 

2000

 

1999

 

1998

 

1997

 

2001

 

2000

 

1999

 

1998

 

1997

 
Western Star 5900

10.8L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 5900



10.8L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 
Western Star 5900

14.0L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 5900



14.0L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 
Western Star 5900

12.7L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 5900



12.7L L6 Diesel Turbo/Aftercooled,
14.6L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

2000

 

1999

 

1998

 

1997

 

2000

 

1999

 

1998

 

1997

 
Western Star 5900

12.0L 6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 5900



12.0L 6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1997

 

1997

 
Western Star 5900

11.1L L6 Diesel Turbo/Aftercooled
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 5900



11.1L L6 Diesel Turbo/Aftercooled with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1996

 

1995

 

1996

 

1995

 
Western Star 5900

10.3L 6 Diesel
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 5900



10.3L 6 Diesel with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1995

 

1994

 

1995

 

1994

 
Western Star 5900

10.8L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 5900



10.8L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1993

 

1993

 
Western Star 5900

10.3L 6 Diesel
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 5900



10.3L 6 Diesel with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1992

 

1991

 

1990

 

1992

 

1991

 

1990

 
Western Star 5900

11.1L L6 Diesel Turbo/Aftercooled
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 5900



11.1L L6 Diesel Turbo/Aftercooled with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1991

 

1990

 

1991

 

1990

 
Western Star 5900

14.0L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 5900



14.0L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle

1990

 

1989

 

1990

 

1989

 
Western Star 6900

11.1L L6 Diesel Turbo/Aftercooled,
14.0L L6 Diesel Turbo,
14.6L L6 Diesel Turbo
1
 
with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab
 

Western Star 6900



11.1L L6 Diesel Turbo/Aftercooled,
14.0L L6 Diesel Turbo,
14.6L L6 Diesel Turbo with Red Dot A/C System
with 7.875in x 8in x 2.875in Core
with 0.625in Diameter Inlet
with 0.625in Diameter Outlet
with Sleeper Cab

1 Per Vehicle