Product Overview
International Navistar 2605039C91 2605332C91 Diesel Oxidation Catalyst DOC
Interchange References: 2605039C91, 2605332C91, 2605332C1, 5011047R91, MC0502, MC0502-FSS, C20-0029, C0051-ID, GESi-525, 65027, 2594129C1, 2594128C1
International Navistar 2605039C91 2605332C91 DOC Cross Reference Table
How to Verify Your Unit: This direct-fit Diesel Oxidation Catalyst replaces International Navistar DOC units stamped with any of the OEM or aftermarket cross-reference numbers listed below.
| Manufacturer | Cross Reference Part Numbers |
|---|---|
| International Navistar OEM | 2605039C91, 2605332C91, 2605332C1, 5011047R91 |
| Skyline | MC0502 |
| FSS Emission Products | MC0502-FSS |
| DuraFit | C20-0029 |
| Roadwarrior | C0051-ID |
| Dinex | 65027 |
| Global Emission Systems | GESi-525 |
Restore exhaust aftertreatment performance with this premium aftermarket International Navistar Diesel Oxidation Catalyst DOC. This brand-new Skyline DOC is a direct-fit replacement for International Navistar 2605039C91, 2605332C91, 2605332C1, and 5011047R91. Designed for select Navistar MaxxForce DT, MaxxForce 9, and MaxxForce 10 diesel aftertreatment applications, 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.
Included Installation Hardware
This DOC includes the required installation gaskets: one (1) 2594129C1 gasket and one (1) 2594128C1 gasket. Clamps are not required for installation.
DOC Technical Specifications
| Measurement Parameter | Specification Value |
|---|---|
| Product Type | Diesel Oxidation Catalyst (DOC) |
| Common Search Term | DOC Filter |
| Primary OEM Part Numbers | 2605039C91, 2605332C91, 5011047R91 |
| Additional OEM Number | 2605332C1 |
| Manufacturer Part Number | Skyline MC0502 |
| Engine Compatibility | Navistar MaxxForce DT, MaxxForce 9, and MaxxForce 10 |
| Material | Stainless Steel |
| Weight | 51.60 lbs (23.43 kg) |
| Length | 18.39 inches (467.11 mm) |
| Outer Body Diameter | 12.00 inches (304.80 mm) |
| Overall Dimensions | 12.00 x 12.00 inches (304.80 x 304.80 mm) |
| Core Condition | Brand-New Aftermarket Unit |
| Core Charge | No Core Charge |
| Warranty | 3-Year Unlimited Mileage Warranty |
| Exhaust Emission Norm | EPA Compliant / EPA07 Standard |
Key Features
- Direct-Fit International Navistar DOC: Replaces International Navistar diesel oxidation catalyst applications listed in the cross-reference table above.
- Gaskets Included: Includes one (1) 2594129C1 gasket and one (1) 2594128C1 gasket. Clamps are not required for installation.
- No Core Charge: Brand-new aftermarket DOC with no dirty core return, core tracking paperwork, or return freight expense.
- EPA Compliant: Designed for supported International Navistar MaxxForce DT, MaxxForce 9, and MaxxForce 10 aftertreatment applications.
- Brand-New Unit: New aftermarket Diesel Oxidation Catalyst rather than a remanufactured core.
- Stainless Steel Construction: Built with stainless steel material for durability in heavy-duty exhaust systems.
- 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.
International Navistar MaxxForce DT MaxxForce 9 MaxxForce 10 DOC Fitment Guide
This International Navistar DOC is designed for select medium-duty, heavy-duty, vocational, bus chassis, regional delivery, and commercial fleet applications equipped with compatible Navistar MaxxForce DT, MaxxForce 9, or MaxxForce 10 exhaust aftertreatment systems.
- Engine Platforms: Select Navistar MaxxForce DT, Navistar MaxxForce 9, and Navistar MaxxForce 10 diesel applications.
- Approximate Emissions Era: Commonly associated with select EPA07 applications from approximately 2010 to 2012, depending on vehicle configuration.
- Common Chassis Applications: Select International medium-duty and heavy-duty commercial trucks, vocational models, bus chassis, and regional delivery fleets using the matching DOC assembly.
- Compatible OEM Numbers: 2605039C91, 2605332C91, 2605332C1, and 5011047R91.
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.
Disclaimer: Product images are for reference only. Each order includes one (1) physical DOC unit with the listed installation gaskets. Clamps are not required for installation.
