Product Overview
Cummins 4353289 5300556 5308482 Diesel Oxidation Catalyst DOC
Cummins DOC replacement: The Skyline LJ0426 DOC inlet module is a brand-new direct-fit replacement for Cummins 4353289, 4353289NX, 4353289RX, 5300556, 5300556NX, 5308482, 5308482NX, 4387170, 4387170NX, 5287368, 5287368NX, A047V489, A041R626, A035H109, A043T214, and A052A785. Skyline references include LJ0426, LJ0426-M, and LJ0426-C, with additional Roadwarrior, DuraFit, Dinex, and Global Emission Systems cross references listed below.
Engine applications: Designed for select Cummins ISC, Cummins ISL 8.9L, and PACCAR PX-9 diesel aftertreatment applications. Common applications include select medium-duty, school bus, vocational, distribution, delivery, regional transport, and fleet configurations using the matching DOC assembly.
Product details and configurations: This DOC installs without exhaust system modifications, carries no core charge, is backed by a 3-year unlimited mileage warranty, is EPA compliant, and ships free within the continental United States. The Full Kit includes one 2871452 gasket, one 2866636 gasket, one 2871862 clamp, and one 2880482 clamp.
DOC Technical Specifications
- Product Type
- Diesel Oxidation Catalyst (DOC) Inlet Module
- Common Search Term
- DOC Filter
- Primary OEM Part Numbers
- 4353289, 5300556, 5308482
- Additional OEM Numbers
- 4353289NX, 4353289RX, 5300556NX, 5308482NX, 4387170, 4387170NX, 5287368, 5287368NX, A047V489, A041R626, A035H109, A043T214, A052A785
- Manufacturer Part Number
- Skyline LJ0426
- Engine Compatibility
- Cummins ISC, Cummins ISL 8.9L, and PACCAR PX-9
- Core Condition
- Brand-New Aftermarket Unit
- Core Charge
- No Core Charge
- Warranty
- 3-Year Unlimited Mileage Warranty
- Emission Standard
- EPA Compliant / EPA13
Cummins 4353289 5300556 DOC Cross Reference Table
How to Verify Your Unit: Use the table below to compare the original stamped OEM part number on your DOC canister, emissions tag, or catalyst housing with compatible OEM and aftermarket interchange numbers.
| Manufacturer | Cross Reference Part Numbers |
|---|---|
| Cummins OEM | 4353289, 4353289NX, 4353289RX, 5300556, 5300556NX, 5308482, 5308482NX, 4387170, 4387170NX, 5287368, 5287368NX, A047V489, A041R626, A035H109, A043T214, A052A785 |
| Skyline | LJ0426, LJ0426-M, LJ0426-C |
| Roadwarrior | C0176-ID |
| DuraFit | C20-0110 |
| Dinex | 58078 |
| Global Emission Systems | GESi-533 |
How to Locate Your Stamped Part Number: Original manufacturer part numbers are commonly stamped into the metal canister body band or printed on the emissions tag attached to the catalyst shell. Always compare the stamped number on your original unit to the cross-reference numbers listed above before ordering.
Cummins ISC ISL 8.9L PACCAR PX-9 DOC Fitment Guide
This Cummins DOC inlet module is designed for select medium-duty, school bus, vocational, distribution, delivery, regional transport, and fleet applications equipped with compatible Cummins ISC, Cummins ISL 8.9L, or PACCAR PX-9 exhaust aftertreatment systems.
- Engine Platforms: Select Cummins ISC, Cummins ISL 8.9L, and PACCAR PX-9 diesel applications.
- Approximate Emissions Era: Commonly associated with select EPA13 / 2013 to 2016 applications, depending on vehicle configuration.
- Common Vehicle Applications: Select Freightliner M2 / Business Class M2, International 4300 / 4400 / DuraStar, Kenworth T270 / T370, Peterbilt 337 / 348, bus chassis, vocational, and medium-duty applications using the matching DOC assembly.
- Compatible OEM Numbers: 4353289, 4353289NX, 4353289RX, 5300556, 5300556NX, 5308482, 5308482NX, 4387170, 4387170NX, 5287368, 5287368NX, A047V489, A041R626, A035H109, A043T214, and A052A785.
Compatible OEM Assembly Numbers: 4353399, 5294214, 5302719, 5304786, 5306980, 5308484, 5308486, 5310705, 5311666, 5311863, A040U839, A041K950, A042Y164, A043T256, A043T258, A044A033, A044D869, A044F611, A047R301
Choose Your Kit Configuration
Select the setup from the product options above that best fits your shop's needs:
- Full Kit (Best Value): Includes one (1) brand-new DOC unit, one (1) 2871452 gasket, one (1) 2866636 gasket, one (1) 2871862 clamp, and one (1) 2880482 clamp.
- DOC Only: Includes one (1) DOC only. Installation gaskets and clamps are not included.
Key Features
- Direct-Fit Cummins DOC: Replaces Cummins diesel oxidation catalyst applications listed in the cross-reference table above.
- No Core Charge: Brand-new aftermarket DOC with no dirty core return, core tracking paperwork, or return freight expense.
- EPA Compliant: Designed for supported Cummins ISC, Cummins ISL 8.9L, and PACCAR PX-9 aftertreatment applications.
- Brand-New Unit: New aftermarket Diesel Oxidation Catalyst rather than a remanufactured core.
- Available Full Kit: Full Kit option includes one (1) 2871452 gasket, one (1) 2866636 gasket, one (1) 2871862 clamp, and one (1) 2880482 clamp.
- Free Shipping: Free ground shipping within the continental United States. Orders placed before 2:00 PM Eastern ship out the same business day when inventory is available.
- Warranty Protection: Backed by a 3-year unlimited mileage warranty.
Signs Your DOC Needs Replacement
- Difficulty reaching or maintaining the exhaust temperatures needed for DPF regeneration.
- Frequent, incomplete, or unsuccessful regeneration cycles.
- Diagnostic trouble codes related to DOC catalyst efficiency or exhaust temperature performance.
- Excessive soot loading in the downstream DPF.
- Fuel, oil, or other contamination visible at the catalyst inlet.
- Increased exhaust backpressure or reduced engine performance.
- Physical cracking, melting, corrosion, or damage to the DOC substrate or housing.
Multi-Warehouse Dispatch
Orders ship from regional fulfillment hubs to help provide fast delivery to your repair shop or location.
*Note: Always verify exact compatibility using your vehicle's VIN number or original stamped OEM part number on the unit before placing an order.
