Product Overview
Cummins 4353296 PACCAR 5300521 A047V497 A041R344 DOC
Interchange References: Cummins 4353296, 4353296NX, 4353296RX, A047V497, A041R344, 5287615, 5287615NX, A035J040, PACCAR 5300521, 5300521NX, Skyline LJ0431, FSS Emission Products LJ0431-FSS, Roadwarrior C0367-ID, Dinex 58226
Replace a worn or damaged Cummins 4353296, PACCAR 5300521, A047V497, A041R344, 5287615, or A035J040 Diesel Oxidation Catalyst with this brand-new Skyline aftermarket DOC filter. This direct-fit replacement also cross-references Cummins service numbers 4353296NX, 4353296RX, and 5287615NX, along with PACCAR 5300521NX. It is intended for select Cummins ISL9 and PACCAR PX-9 diesel engine applications using compatible exhaust aftertreatment systems. The Full Kit includes one 2871452 gasket, one 2866636 gasket, one 2871862 clamp, and one 2880482 clamp. This DOC has no core charge, includes a 3-year unlimited mileage warranty, is EPA compliant, and ships free within the continental United States.
Cummins PACCAR DOC Cross References
Cummins 4353296, A047V497, A041R344, 5287615, and A035J040 and PACCAR 5300521 DOC filters cross-reference with Skyline LJ0431 and the additional service and aftermarket replacement numbers listed below.
| Manufacturer | Cross Reference Part Numbers |
|---|---|
| Cummins OEM | 4353296, 4353296NX, 4353296RX, A047V497, A041R344, 5287615, 5287615NX, A035J040 |
| PACCAR OEM | 5300521, 5300521NX |
| Skyline | LJ0431 |
| FSS Emission Products | LJ0431-FSS |
| Roadwarrior | C0367-ID |
| Dinex | 58226 |
Cummins ISL9 PACCAR PX-9 DOC Engine Compatibility & Fitment Guide
This Skyline DOC is intended for select Cummins- and PACCAR-powered commercial diesel applications equipped with compatible exhaust aftertreatment systems. Exact compatibility varies by engine calibration, emissions family, model year, chassis configuration, exhaust layout, master assembly number, and the original stamped DOC part number.
- Engine Platforms: Select Cummins ISL9 and PACCAR PX-9 diesel engine applications
- Approximate Model Years: Select 2013–2016 applications
- Full Kit Hardware: One 2871452 gasket, one 2866636 gasket, one 2871862 clamp, and one 2880482 clamp
- Primary OEM Numbers: Cummins 4353296 and PACCAR 5300521
Choose Your Kit Configuration
Select the configuration from the product options that best fits your installation needs.
- Full Kit (Best Value): Includes one (1) brand-new DOC unit, one (1) 2871452 installation gasket, one (1) 2866636 installation gasket, one (1) 2871862 heavy-duty clamp, and one (1) 2880482 heavy-duty clamp
- DOC Only: Includes one (1) DOC only. Gaskets and clamps are not included
DOC Technical Specifications
| Measurement Parameter | Specification Value |
|---|---|
| Product Type | Diesel Oxidation Catalyst |
| Common Search Terms | DOC, DOC Filter, Diesel Oxidation Catalyst, Diesel Catalyst |
| Primary Cummins Numbers | 4353296, A047V497, A041R344, 5287615, A035J040 |
| Cummins Service Numbers | 4353296NX, 4353296RX, 5287615NX |
| Primary PACCAR Number | 5300521 |
| PACCAR Service Number | 5300521NX |
| Manufacturer Part Number | Skyline LJ0431 |
| Engine Compatibility | Select Cummins ISL9 and PACCAR PX-9 applications |
| Housing Material | Stainless steel |
| Weight | 47.63 lb (21.60 kg) |
| Overall Length | 16.19 in (411.23 mm) |
| Outer Body Diameter | 11.65 in (296.00 mm) |
| Dimensions | 11.65 × 11.65 in (296.00 × 296.00 mm) |
| Full Kit Hardware | One 2871452 gasket, one 2866636 gasket, one 2871862 clamp, and one 2880482 clamp |
| Core Condition | Brand-new aftermarket unit |
| Core Charge | No core charge |
| Warranty | 3-year unlimited mileage warranty |
| Exhaust Emission Norm | EPA07 compliant |
Key Features
- Direct-fit replacement for the listed Cummins and PACCAR OEM applications
- Brand-new Skyline aftermarket Diesel Oxidation Catalyst DOC
- Full Kit includes two installation gaskets and two heavy-duty clamps
- DOC Only configuration available without installation hardware
- No core charge or used catalyst return required
- Stainless steel housing construction
- EPA compliant for applicable federal emissions applications outside California
- Ships free within the continental United States
- Backed by a 3-year unlimited mileage warranty
Signs Your DOC Needs Replacement
- Difficulty reaching or maintaining exhaust temperatures needed for DPF regeneration
- Frequent, incomplete, or unsuccessful regeneration cycles
- Diagnostic trouble codes related to DOC catalyst efficiency or exhaust temperature response
- Excessive soot loading in the downstream DPF
- Fuel, oil, or other contamination visible at the catalyst inlet
- Increased exhaust backpressure or reduced engine performance
- Cracking, melting, corrosion, or other physical damage to the catalyst 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, emissions family descriptor tag, master assembly reference, and the original stamped OEM part number on the DOC before placing an order.
Disclaimer: Product images are for reference only. Each selected configuration includes one (1) physical DOC unit. The Full Kit option includes one DOC, one 2871452 installation gasket, one 2866636 installation gasket, one 2871862 heavy-duty clamp, and one 2880482 heavy-duty clamp. The DOC Only option includes one DOC only, with no gaskets or clamps included.
