Product Overview
Cummins 4353303 PACCAR A047V504 5302636 A042L841 DOC
Interchange References: Cummins 4353303, 4353303NX, 4353303RX, 5302636, 5302636NX, PACCAR A047V504, A042L841, Skyline LJ0429, FSS Emission Products LJ0429-FSS, DuraFit C20-0111, Roadwarrior C0228-ID, Global Emission Systems GESi-510, Dinex 58061
Replace a worn or damaged Cummins 4353303, PACCAR A047V504, Cummins 5302636, or PACCAR A042L841 Diesel Oxidation Catalyst with this brand-new Skyline aftermarket DOC filter. This direct-fit replacement also cross-references Cummins service numbers 4353303NX, 4353303RX, and 5302636NX. It is intended for select Cummins ISL9 and PACCAR PX-9 diesel engine applications using compatible EPA07 exhaust aftertreatment systems. The Full Kit includes one 2871452 installation gasket, one 2866636 installation gasket, one 2871862 heavy-duty clamp, and one 2880482 heavy-duty 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 4353303 and 5302636 and PACCAR A047V504 and A042L841 DOC filters cross-reference with Skyline LJ0429 and the additional service and aftermarket replacement numbers listed below.
| Manufacturer | Cross Reference Part Numbers |
|---|---|
| Cummins OEM | 4353303, 4353303NX, 4353303RX, 5302636, 5302636NX |
| PACCAR OEM | A047V504, A042L841 |
| Skyline | LJ0429 |
| FSS Emission Products | LJ0429-FSS |
| DuraFit | C20-0111 |
| Roadwarrior | C0228-ID |
| Global Emission Systems | GESi-510 |
| Dinex | 58061 |
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 EPA07 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
- Emissions Standard: Select EPA07 exhaust aftertreatment applications
- Full Kit Hardware: One 2871452 gasket, one 2866636 gasket, one 2871862 clamp, and one 2880482 clamp
- Compatible OEM Numbers: 4353303, 4353303NX, 4353303RX, 5302636, 5302636NX, A047V504, and A042L841
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. Installation 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 OEM Part Numbers | 4353303, A047V504, 5302636 |
| Additional OEM Numbers | 4353303NX, 4353303RX, 5302636NX, A042L841 |
| Manufacturer Part Number | Skyline LJ0429 |
| Engine Compatibility | Select Cummins ISL9 and PACCAR PX-9 applications |
| Housing Material | Stainless steel |
| Weight | 39.69 lb (18.02 kg) |
| Overall Length | 11.73 in (297.94 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 |
| Emissions Standard | 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 may ship from a regional fulfillment location based on product availability and the delivery destination.
*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.
