Dorman 674-2124 Diesel Oxidation Catalyst (DOC)
Confirm Fitment Before You Buy
Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price
$0.00
Couldn't load pickup availability
Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.
Product Description
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.
- Direct replacement - this diesel oxidation catalyst is designed to match the fit and function of the original catalyst on specified vehicles
- Restores functionality - reliable replacement for an original part that has failed due to corrosion
- Durable construction - this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality - backed by team of product experts in the United States and more than a century of automotive experience
Detailed Applications
| Year | Make | Model | Configuration | Positions | Application Notes |
|---|---|---|---|---|---|
| 2019 | Kenworth | T660 | Engine Desg. ISX; EngineMfr Cummins | 13 In. Length; 15.5 In. Diameter | |
| 2017 | Kenworth | T660 | Engine Desg. ISX; EngineMfr Cummins | 13 In. Length; 15.5 In. Diameter | |
| 2017 | Kenworth | T680 | Engine Desg. ISX; EngineMfr Cummins | 13 In. Length; 15.5 In. Diameter | |
| 2017 | Kenworth | T800 | Engine Desg. ISX; EngineMfr Cummins | 13 In. Length; 15.5 In. Diameter | |
| 2016 | Kenworth | T660 | Engine Desg. ISX; EngineMfr Cummins | 13 In. Length; 15.5 In. Diameter | |
| 2016 | Kenworth | T680 | Engine Desg. ISX; EngineMfr Cummins | 13 In. Length; 15.5 In. Diameter | |
| 2016 | Kenworth | T800 | Engine Desg. ISX; EngineMfr Cummins | 13 In. Length; 15.5 In. Diameter | |
| 2015 | Kenworth | T660 | Engine Desg. ISX; EngineMfr Cummins | 13 In. Length; 15.5 In. Diameter | |
| 2015 | Kenworth | T800 | Engine Desg. ISX; EngineMfr Cummins | 13 In. Length; 15.5 In. Diameter | |
| 2015 | Kenworth | W900 | Engine Desg. ISX; EngineMfr Cummins | 13 In. Length; 15.5 In. Diameter |
Product Specifications
| Color: | Natural |
|---|---|
| Flash Point: | 442 Deg. F |
| Grade Type: | Regular |
| Package Contents: | 1 Diesel Oxidation Catalyst 2 Gaskets; 2 Clamps |
| Package Quantity: | 1 |
| Packaging Type: | Box |
| Selling Package Quantity UOM: | Piece |
| Service Category: | Standard Replacement |
| Shelf Life: | 10 Yr |
OE Numbers
| DIRECT OE CROSS | |
|---|---|
| 4329542 | PACCAR |
| 4329542NX | PACCAR |
| 4329542RX | PACCAR |
| 4353284 | PACCAR |
| 4353284NX | PACCAR |
| 4353284RX | PACCAR |
| 5287100 | PACCAR |
| 5287100NX | PACCAR |
| 5287100RX | PACCAR |
| 5298350 | PACCAR |
| 5298350NX | PACCAR |
| 5298350RX | PACCAR |
| A035E400 | PACCAR |
| A041P419 | PACCAR |
| A045X391 | PACCAR |
| A047V484 | PACCAR |