Product Overview
International Navistar 2595714C91 5011120R91 5011120R92 2594565C91 DOC
Interchange References: International/Navistar 2595714C91, 5011120R91, 5011120R92, 2594565C91, Skyline MC0504, FSS Emission Products MC0504-FSS, Roadwarrior C0081-ID, Dinex 65030, DuraFit C20-0025, Global Emission Systems GESi-540
Replace a worn or damaged International/Navistar 2595714C91, 5011120R91, 5011120R92, or 2594565C91 DOC with this brand-new Skyline aftermarket Diesel Oxidation Catalyst. This direct-fit DOC filter replacement is intended for select International/Navistar MaxxForce 7 diesel engine applications using compatible EPA07 exhaust aftertreatment systems. The kit includes one 2593998C1 installation gasket, and no clamps are required for the flange-mount configuration. This DOC has no core charge, includes a 3-year unlimited mileage warranty, is EPA compliant, and ships free within the continental United States.
International Navistar DOC Cross References
International/Navistar 2595714C91, 5011120R91, 5011120R92, and 2594565C91 DOC filters cross-reference with Skyline MC0504 and the additional aftermarket replacement numbers listed below.
| Manufacturer | Cross Reference Part Numbers |
|---|---|
| International/Navistar OEM | 2595714C91, 5011120R91, 5011120R92, 2594565C91 |
| Skyline | MC0504 |
| FSS Emission Products | MC0504-FSS |
| Roadwarrior | C0081-ID |
| Dinex | 65030 |
| DuraFit | C20-0025 |
| Global Emission Systems | GESi-540 |
International MaxxForce 7 DOC Engine Compatibility & Fitment Guide
This Skyline DOC is intended for select International/Navistar commercial diesel applications equipped with compatible MaxxForce 7 EPA07 exhaust aftertreatment systems. Exact compatibility varies by engine calibration, emissions family, model year, chassis configuration, exhaust layout, mounting style, and the original stamped DOC part number.
- Engine Platform: Select International/Navistar MaxxForce 7 diesel engine applications
- Approximate Model Years: Select 2007–2009 applications
- Approximate Emissions Era: EPA07 exhaust aftertreatment applications
- Mounting Configuration: Flange-mount configuration using one installation gasket without exhaust clamps
- Compatible OEM Numbers: 2595714C91, 5011120R91, 5011120R92, and 2594565C91
Included Installation Hardware
Kit includes required gasket(s) (1) 2593998C1. Flange mount, no clamps required.
DOC Technical Specifications
| Measurement Parameter | Specification Value |
|---|---|
| Product Type | Diesel Oxidation Catalyst |
| Common Search Terms | DOC, DOC Filter, Diesel Oxidation Catalyst, DOC Inlet Module |
| Primary OEM Part Numbers | International/Navistar 2595714C91, 5011120R91, 5011120R92, 2594565C91 |
| Manufacturer Part Number | Skyline MC0504 |
| Engine Compatibility | Select International/Navistar MaxxForce 7 applications |
| Housing Material | Stainless steel |
| Weight | 33.74 lb (15.30 kg) |
| Overall Length | 29.09 in (738.89 mm) |
| Outer Body Diameter | 7.95 in (202.00 mm) |
| Dimensions | 7.95 × 7.95 in (202.00 × 202.00 mm) |
| Mounting Configuration | Flange mount; no exhaust clamps required |
| Included Hardware | One 2593998C1 installation gasket |
| 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 International/Navistar OEM applications
- Brand-new Skyline aftermarket Diesel Oxidation Catalyst DOC
- Includes one 2593998C1 installation gasket
- Flange-mount configuration with no exhaust clamps required
- 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 and the original stamped OEM part number on the DOC before placing an order.
Disclaimer: Product images are for reference only. Each purchase includes one (1) physical DOC unit and one (1) 2593998C1 installation gasket. No clamps are required for the flange-mount configuration.
