Product Overview
Cummins 2888250 A030W859 A029L164 DOC Diesel Oxidation Catalyst
Cummins PACCAR DOC replacement: The Skyline XN0509 Diesel Oxidation Catalyst is a direct-fit aftermarket replacement for 2888250, 2888250NX, 2888250RX, A030W859, A029L164, 2871496, 2880317 and PACCAR Q629377. Skyline references include XN0509, XN0509-M and XN0509-C, with additional aftermarket cross references listed below.
Engine applications: Designed for select Cummins ISX, Cummins QSX and compatible heavy-duty 15L diesel engine applications equipped with EPA07 exhaust aftertreatment systems. Approximate applications include select 2007–2009 Class 8 highway, regional-freight, motorcoach and severe-duty vocational configurations using the matching DOC and aftertreatment assembly.
Product details and configurations: Brand-new Skyline aftermarket DOC with premium stainless steel construction, no core charge, EPA compliance for applicable federal emissions applications, and a 3-Year Unlimited Mileage Warranty. Choose the DOC only or the Full Kit with one 2871453 installation gasket, one 2866337 installation gasket, one 2871863 heavy-duty clamp and one 2880483 heavy-duty clamp. Free ground shipping is available within the continental United States excluding California. Orders placed before 2:00 PM Eastern may ship the same business day when inventory is available.
Cummins 2888250 A030W859 A029L164 DOC Specifications
- Product type
- Diesel Oxidation Catalyst (DOC)
- Common search term
- DOC Filter
- Brand / part number
- Skyline XN0509
- Primary Cummins numbers
- 2888250, A030W859, A029L164, 2871496, 2880317
- Cummins service numbers
- 2888250NX, 2888250RX
- PACCAR OEM number
- Q629377
- Skyline references
- XN0509, XN0509-M, XN0509-C
- Compatible engines
- Select Cummins ISX, Cummins QSX and compatible heavy-duty 15L applications
- Approximate emissions era
- Select EPA07 applications, approximately 2007–2009 depending on vehicle configuration
- Material
- Premium stainless steel
- Full Kit hardware
- 1 2871453 gasket, 1 2866337 gasket, 1 2871863 clamp, and 1 2880483 clamp
- Condition
- Brand-new aftermarket replacement
- Core charge
- None
- Emissions compliance
- EPA compliant for applicable federal emissions applications
- Warranty
- 3-Year Unlimited Mileage Warranty
Cummins 2888250 A030W859 A029L164 DOC Cross References
Compare the original Cummins or PACCAR DOC part number stamped on the catalyst housing or printed on the exhaust aftertreatment identification tag with the OEM and aftermarket cross-reference numbers below before ordering.
| Manufacturer | Cross Reference Part Numbers |
|---|---|
| Cummins OEM | 2888250, 2888250NX, 2888250RX, A030W859, A029L164, 2871496, 2880317 |
| PACCAR OEM | Q629377 |
| Skyline | XN0509, XN0509-M, XN0509-C |
| Roadwarrior | C0076-ID |
| DuraFit | C20-0019 |
| Dinex | 58016 |
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 with the cross-reference numbers listed above before ordering.
Compatible Cummins OEM Aftertreatment Assembly Numbers
The following Cummins OEM aftertreatment assembly number is associated with compatible configurations using this DOC. This is a complete aftertreatment assembly reference and should not be confused with the individual DOC part numbers listed above. Verify the original stamped DOC number, vehicle VIN, emissions-family information and complete aftertreatment configuration before ordering.
4969823
Cummins ISX QSX 15L 2888250 A030W859 A029L164 DOC Fitment
The Skyline XN0509 DOC is designed for select Class 8 highway, regional-freight, motorcoach and severe-duty vocational applications equipped with compatible Cummins ISX, Cummins QSX and heavy-duty 15L EPA07 exhaust aftertreatment systems. Exact compatibility varies by engine configuration, emissions family, model year, chassis, exhaust layout, aftertreatment assembly and original stamped DOC part number.
Cummins ISX, QSX and 15L Engine Applications
- Select Cummins ISX diesel engine applications
- Select Cummins QSX diesel engine applications
- Select compatible heavy-duty 15L diesel engine applications
- Select EPA07 applications commonly associated with approximately 2007–2009 model years
Common Chassis Applications
- Select Freightliner Cascadia applications
- Select Freightliner Columbia applications
- Select Freightliner Century Class applications
- Select Freightliner Coronado applications
- Select Kenworth T660 applications
- Select Kenworth T800 applications
- Select Kenworth W900 applications
- Select Kenworth C500 applications
- Select Peterbilt 367 applications
- Select Peterbilt 387 applications
- Select Peterbilt 388 applications
- Select Peterbilt 389 applications
- Select International/Navistar ProStar applications
- Select International/Navistar LoneStar applications
- Select International/Navistar PayStar applications
- Select International/Navistar 9400i applications
- Select International/Navistar 9900i applications
- Select Volvo VNL 670 applications
- Select Volvo VNL 780 applications
- Select Western Star regional-haul or severe-duty vocational configurations using the matching DOC assembly
Fitment verification: Always verify exact compatibility using the vehicle VIN, original stamped OEM DOC number, emissions-family information and aftertreatment assembly information before ordering.
Skyline XN0509 DOC and Installation Kit Options
Choose the configuration that best fits your installation needs. The Skyline XN0509 is available as the DOC only or as a Full Kit with the applicable installation gaskets and clamps.
| Option | Included Components |
|---|---|
| DOC with Gaskets and Clamps | 1 new Skyline XN0509 DOC, 1 2871453 installation gasket, 1 2866337 installation gasket, 1 2871863 heavy-duty clamp, and 1 2880483 heavy-duty clamp. |
| DOC Only | 1 new Skyline XN0509 Diesel Oxidation Catalyst only. Installation gaskets and clamps are not included with the DOC-only option. |
Skyline XN0509 DOC Key Features
- Direct-fit Cummins PACCAR DOC: Replaces compatible Cummins and PACCAR Diesel Oxidation Catalyst applications listed in the cross-reference section above.
- No core charge: Brand-new aftermarket DOC with no used catalyst return required.
- EPA07 applications: Designed for supported Cummins ISX, QSX and compatible 15L aftertreatment applications.
- Brand-new unit: New aftermarket Diesel Oxidation Catalyst rather than a remanufactured core.
- Stainless steel construction: Built with premium stainless steel material for heavy-duty exhaust applications.
- Full Kit available: Includes one 2871453 gasket, one 2866337 gasket, one 2871863 clamp and one 2880483 clamp.
- Free shipping: Free ground shipping within the continental United States excluding California.
- Same-day dispatch: Orders placed before 2:00 PM Eastern may ship the same business day when inventory is available.
- Warranty protection: Backed by a 3-Year Unlimited Mileage Warranty.
Signs Your DOC May Need Inspection or 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
These symptoms may have multiple causes. Diagnose the complete engine, fuel, turbocharger, sensor and exhaust aftertreatment systems before replacing the DOC.
Skyline XN0509 Multi-Warehouse Shipping
Multi-Warehouse Dispatch: Orders ship from regional fulfillment hubs to help provide fast delivery to your repair shop or location. Orders placed before 2:00 PM Eastern may ship the same business day when inventory is available.
