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  2. Auto Parts
  3. Exhaust
  4. Catalytic Converter
  5. Diesel Oxidation Catalyst
  6. Dorman 674-3103

Dorman 674-3103 Diesel Oxidation Catalyst

Dorman 674-3103 Diesel Oxidation Catalyst

Dorman
Brand:Dorman
Part Number: 674-3103
UPC: 889245156327
Weight: 22 lbs
Condition:New



On Sale:

$1,968.00

Availability:
1 in Stock
Warehouse: US-19
Quantity:

Product Information

Description:

Get the Dorman 674-3103 Diesel Oxidation Catalyst for your vehicle. Buy now and secure your purchase online!

This diesel oxidation catalyst is designed to match the fit and function of the original catalyst on specified vehicles, and is engineered for durability and reliable performance.

Features and Benefits:

  • Direct replacement - this diesel oxidation catalyst is designed to match the fit and function of the original catalyst on specified vehicles
  • Durable construction - this part is made from quality materials to ensure reliable performance and long service life
  • Restores functionality - reliable replacement for an original part that has failed due to corrosion
  • Trustworthy quality - backed by team of product experts in the United States and more than a century of automotive experience

Specifications:

Color:
Natural
Grade Type:
Regular
Package Contents:
1 Diesel Oxidation Filter
Package Contents:
2 Gaskets
Service Category:
Standard Replacement
Cummins #:
4965217
Cummins #:
4965217NX
Cummins #:
4965223
Cummins #:
4965223NX
Cummins #:
5287520
Cummins #:
5287520NX
Cummins #:
5287520RX
Cummins #:
5287521
Cummins #:
5287521NX
Cummins #:
5287521RX
Cummins #:
A035H536
Cummins #:
Q621401
Country of Origin:
AQ

Select a vehicle to narrow Dorman 674-3103 Diesel Oxidation Catalyst fitment info!

Last Updated: 09/24/2024

Years Vehicle Per Vehicle Fit NotesFitment Notes

2009

 

2008

 

2009

 

2008

 
American LaFrance Condor

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

American LaFrance Condor



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2007

 

2009

 

2008

 

2007

 
Crane Carrier Low Entry

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Crane Carrier Low Entry



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2009

 
Freightliner XC Raised Rail

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Freightliner XC Raised Rail



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2007

 

2009

 

2008

 

2007

 
International 5500i

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

International 5500i



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2007

 

2009

 

2008

 

2007

 
International 5600i

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

International 5600i



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2007

 

2009

 

2008

 

2007

 
International 5900i SBA

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

International 5900i SBA



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2007

 

2007

 
International 7600

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

International 7600



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2007

 

2007

 
International 7700

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

International 7700



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2009

 

2008

 
International 8500 TranStar

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

International 8500 TranStar



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2007

 

2007

 
International 8600 SBA

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

International 8600 SBA



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2009

 

2008

 
International 8600 TranStar

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

International 8600 TranStar



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2007

 

2009

 

2008

 

2007

 
International 9200i SBA

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

International 9200i SBA



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2007

 

2009

 

2008

 

2007

 
International 9400i SBA

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

International 9400i SBA



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2009

 
International ProStar

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

International ProStar



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2009

 

2008

 
International WorkStar 7600

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

International WorkStar 7600



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2009

 

2008

 
International WorkStar 7700

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

International WorkStar 7700



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2007

 

2007

 
Kenworth T600A

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Kenworth T600A



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2009

 

2008

 
Kenworth T660

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Kenworth T660



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2007

 

2009

 

2008

 

2007

 
Kenworth T800

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Kenworth T800



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2007

 

2009

 

2008

 

2007

 
Kenworth W900

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Kenworth W900



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2008

 

2007

 

2008

 

2007

 
Orion Bus Orion V

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Orion Bus Orion V



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2007

 

2009

 

2008

 

2007

 
Orion Bus Orion VII

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Orion Bus Orion VII



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2007

 

2007

 
Oshkosh Motor Truck Co. Highland

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Oshkosh Motor Truck Co. Highland



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2007

 

2009

 

2008

 

2007

 
Oshkosh Motor Truck Co. S

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Oshkosh Motor Truck Co. S



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2007

 

2009

 

2008

 

2007

 
Peterbilt 320

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Peterbilt 320



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2008

 

2007

 

2008

 

2007

 
Peterbilt 357

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Peterbilt 357



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2009

 

2008

 
Peterbilt 365

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Peterbilt 365



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2009

 

2008

 
Peterbilt 367

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Peterbilt 367



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2007

 

2007

 
Peterbilt 378

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Peterbilt 378



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2007

 

2007

 
Peterbilt 379

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Peterbilt 379



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2009

 

2008

 
Peterbilt 384

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Peterbilt 384



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2007

 

2007

 
Peterbilt 385

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Peterbilt 385



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2009

 

2008

 
Peterbilt 386

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Peterbilt 386



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2009

 

2008

 
Peterbilt 388

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Peterbilt 388



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2009

 
Pierce Mfg. Inc. Arrow XT

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Pierce Mfg. Inc. Arrow XT



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2007

 

2009

 

2008

 

2007

 
Pierce Mfg. Inc. Dash

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Pierce Mfg. Inc. Dash



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2008

 

2007

 

2008

 

2007

 
Pierce Mfg. Inc. Lance

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Pierce Mfg. Inc. Lance



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2007

 

2009

 

2008

 

2007

 
Pierce Mfg. Inc. Quantum

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Pierce Mfg. Inc. Quantum



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2009

 

2008

 
Pierce Mfg. Inc. Velocity

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Pierce Mfg. Inc. Velocity



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2007

 

2007

 
Roadmaster Rail A-Straight Rail

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Roadmaster Rail A-Straight Rail



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2007

 

2009

 

2008

 

2007

 
Roadmaster Rail S-Monocoque

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Roadmaster Rail S-Monocoque



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2008

 

2007

 

2008

 

2007

 
Spartan Motors K2

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Spartan Motors K2



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2007

 

2009

 

2008

 

2007

 
Van Hool C2045

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Van Hool C2045



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2007

 

2009

 

2008

 

2007

 
Van Hool T2100

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Van Hool T2100



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2009

 

2008

 

2009

 

2008

 
Van Hool TD925

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Van Hool TD925



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle

2007

 

2007

 
Western Star 4900FA

10.8L L6 Diesel Turbo
1
 
13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins
 

Western Star 4900FA



10.8L L6 Diesel Turbo 13.25 In. Diameter
8.38 In. Length
ID No. 4965223
Eng: ISM 10.8
Eng Mfr: Cummins

1 Per Vehicle