Product Overview
Detroit Diesel A6804901614 EA6804901614 RA6804901614 DOC Diesel Oxidation Catalyst
Detroit Diesel DOC replacement: The Skyline DNT503 Diesel Oxidation Catalyst is a brand-new aftermarket replacement for Detroit Diesel / Mercedes-Benz A6804901614, EA6804901614 and RA6804901614. Additional aftermarket cross references include DuraFit C20-0064 and Roadwarrior C0123-ID.
Engine applications: Intended for select Detroit Diesel Series 60, DD13, DD15 and Mercedes-Benz MBE 4000 commercial diesel applications equipped with compatible EPA07 exhaust aftertreatment systems, including select 2007–2009 applications.
Product details and configurations: Brand-new Skyline aftermarket DOC with stainless steel housing, no core charge, EPA07 compliance, and a 3-year unlimited mileage warranty. Choose the DOC only or the Full Kit with one A4709970045 installation gasket, one A4709971245 installation gasket, one A4709950002 heavy-duty clamp and one A0019959702 heavy-duty clamp. Ships free within the continental United States.
Detroit Diesel A6804901614 DOC Specifications
- Product Type
- Diesel Oxidation Catalyst
- Common Search Terms
- DOC, DOC Filter, Diesel Oxidation Catalyst, Diesel Catalyst
- Primary OEM Part Number
- A6804901614
- Service Numbers
- EA6804901614, RA6804901614
- Manufacturer Part Number
- Skyline DNT503
- Engine Compatibility
- Select Detroit Diesel Series 60, DD13, DD15, and Mercedes-Benz MBE 4000 applications
- Housing Material
- Stainless steel
- Full Kit Hardware
- One A4709970045 gasket, one A4709971245 gasket, one A4709950002 clamp, and one A0019959702 clamp
- Core Condition
- Brand-new aftermarket unit
- Core Charge
- No core charge
- Warranty
- 3-year unlimited mileage warranty
- Emissions Standard
- EPA07 compliant
Detroit Diesel A6804901614 EA6804901614 RA6804901614 DOC Cross References
Detroit Diesel A6804901614, EA6804901614 and RA6804901614 DOC filters cross-reference with Skyline DNT503 and the additional aftermarket replacement numbers listed below.
| Manufacturer | Cross Reference Part Numbers |
|---|---|
| Detroit Diesel / Mercedes-Benz OEM | A6804901614, EA6804901614, RA6804901614 |
| Skyline | DNT503 |
| DuraFit | C20-0064 |
| Roadwarrior | C0123-ID |
How to Locate Your Stamped Part Number: Original Detroit Diesel or Mercedes-Benz part numbers may be stamped into the metal catalyst housing or printed on an identification tag attached to the exhaust aftertreatment assembly. Always compare the stamped number on the original DOC with the cross-reference numbers listed above before ordering.
Detroit Diesel Series 60 DD13 DD15 MBE 4000 DOC Compatibility
This Skyline DOC is intended for select Detroit Diesel- and Mercedes-Benz-powered commercial applications equipped with compatible EPA07 exhaust aftertreatment systems. Exact compatibility varies by engine calibration, emissions family, model year, chassis configuration, exhaust layout, aftertreatment assembly, and the original stamped DOC part number.
- Engine Platforms: Select Detroit Diesel Series 60, DD13, DD15, and Mercedes-Benz MBE 4000 applications
- Approximate Model Years: Select 2007–2009 applications
- Emissions Standard: Select EPA07 exhaust aftertreatment applications
- Primary OEM Number: A6804901614
- Service Numbers: EA6804901614 and RA6804901614
- Full Kit Hardware: One A4709970045 gasket, one A4709971245 gasket, one A4709950002 clamp, and one A0019959702 clamp
Skyline DNT503 DOC Kit Configuration
Select the configuration from the product options that best fits your installation needs.
| Option | Included Components |
|---|---|
| Full Kit (Best Value) | Includes one (1) brand-new DOC unit, one (1) A4709970045 installation gasket, one (1) A4709971245 installation gasket, one (1) A4709950002 heavy-duty clamp, and one (1) A0019959702 heavy-duty clamp. |
| DOC Only | Includes one (1) DOC only. Installation gaskets and clamps are not included. |
Skyline DNT503 DOC Key Features
- Replacement for Detroit Diesel A6804901614, EA6804901614, and RA6804901614 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
*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.
