Product Overview
International Navistar 5010811R91 2604039C91 IP23265 DOC Diesel Oxidation Catalyst
Interchange References: International/Navistar 5010811R91, 2604039C91, IP23265, Skyline 1M0403, FSS Emission Products 1M0403-FSS, DuraFit C20-0023, Roadwarrior C0105-ID, Dinex 65020, GESi GESi-519
Replace a worn or damaged International/Navistar 5010811R91, 2604039C91, or IP23265 DOC Diesel Oxidation Catalyst with this brand-new Skyline aftermarket DOC. This Diesel Oxidation Catalyst also cross-references Skyline 1M0403, FSS Emission Products 1M0403-FSS, DuraFit C20-0023, Roadwarrior C0105-ID, Dinex 65020, and GESi GESi-519. It is intended for select Navistar MaxxForce 11 and MaxxForce 13 diesel engine applications equipped with compatible EPA10 exhaust aftertreatment systems. The Full Kit includes one 2604051C91 gasket tape, one 3846392C1 exhaust gasket, one 2604049C91 heavy-duty clamp, and one 3804650C1 heavy-duty band 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.
Cross References
International/Navistar 5010811R91, 2604039C91, and IP23265 DOC catalysts cross-reference with Skyline 1M0403 and the additional aftermarket replacement numbers listed below.
| Cross Reference Brand | Cross Reference Part Numbers |
|---|---|
| International/Navistar OEM | 5010811R91, 2604039C91, IP23265 |
| Skyline | 1M0403 |
| FSS Emission Products | 1M0403-FSS |
| DuraFit | C20-0023 |
| Roadwarrior | C0105-ID |
| Dinex | 65020 |
| GESi | GESi-519 |
Navistar MaxxForce 11 and MaxxForce 13 Engine Compatibility
This Skyline DOC is intended for select Navistar MaxxForce 11 and MaxxForce 13 diesel engine applications equipped with compatible EPA10 exhaust aftertreatment systems. Exact compatibility varies by engine configuration, emissions family, model year, chassis, exhaust layout, aftertreatment assembly, and the original stamped DOC part number.
- Engine Platforms: Select Navistar MaxxForce 11 and MaxxForce 13 applications
- Approximate Model Years: Select 2010–2012 applications
- Emissions Standard: Select EPA10 exhaust aftertreatment applications
- Full Kit Gaskets: One 2604051C91 gasket tape and one 3846392C1 exhaust gasket
- Full Kit Clamps: One 2604049C91 clamp and one 3804650C1 band clamp
Choose the Setup That Fits Your Shop’s Needs
Select the configuration from the product options that best fits your installation needs.
- Full Kit: Includes one (1) brand-new DOC, one (1) 2604051C91 aftermarket gasket tape, one (1) 3846392C1 high-temperature exhaust gasket, one (1) 2604049C91 heavy-duty clamp, and one (1) 3804650C1 heavy-duty band clamp.
- DOC Only: Includes one (1) Diesel Oxidation Catalyst only. Installation gasket tape, gasket, and clamps are not included.
DOC Technical Specifications
| Specification | Details |
|---|---|
| Product Type | Diesel Oxidation Catalyst |
| Cross References | International/Navistar 5010811R91, 2604039C91, IP23265; Skyline 1M0403; FSS Emission Products 1M0403-FSS; DuraFit C20-0023; Roadwarrior C0105-ID; Dinex 65020; GESi GESi-519 |
| Engine Compatibility | Select Navistar MaxxForce 11 and MaxxForce 13 applications |
| Overall Length | 16.45 in (417.83 mm) |
| Outer Body Diameter | 12.55 in (318.70 mm) |
| Width | 12.55 in (318.70 mm) |
| Height | 12.70 in (322.58 mm) |
| Weight | 36.40 lb (16.53 kg) |
| Housing Material | Stainless steel |
| Full Kit Hardware | One 2604051C91 gasket tape, one 3846392C1 exhaust gasket, one 2604049C91 clamp, and one 3804650C1 band clamp |
| Product Condition | Brand-new aftermarket unit |
| Core Charge | No core charge |
| Warranty | 3-year unlimited mileage warranty |
| Emissions Standard | EPA10 compliant |
Key Features
- Brand-new Skyline aftermarket DOC Diesel Oxidation Catalyst
- Full Kit and DOC Only configurations available
- Full Kit includes one gasket tape, one exhaust gasket, and two heavy-duty clamps
- No core charge or used catalyst return required
- Stainless steel housing construction
- EPA10 compliant for applicable federal emissions applications outside California
- Ships free within the continental United States
- Backed by a 3-year unlimited mileage warranty
*Note: Always verify exact compatibility using the vehicle VIN, emissions-family label, aftertreatment assembly information, and the original stamped OEM part number on the DOC before ordering.
Disclaimer: Product images are for reference only. The Full Kit option includes one DOC, one 2604051C91 aftermarket gasket tape, one 3846392C1 high-temperature exhaust gasket, one 2604049C91 heavy-duty clamp, and one 3804650C1 heavy-duty band clamp. The DOC Only option includes one DOC only, with no installation hardware included.
