Product Overview
Detroit Diesel A6804901414 EA6804901414 RA6804901414 DOC Filter
Interchange References: Detroit Diesel A6804901414, EA6804901414, RA6804901414, Skyline DNT505, DuraFit C20-0091, Dinex 35018
Replace a worn or damaged Detroit Diesel A6804901414, EA6804901414, or RA6804901414 Diesel Oxidation Catalyst with this brand-new Skyline aftermarket DOC filter. This replacement is intended for select Detroit Diesel and Mercedes-Benz Series 60, MBE 4000, DD13, and DD15 diesel engine applications equipped with compatible EPA07 exhaust aftertreatment systems. The Full Kit includes one A4709970045 installation gasket, one A4709971245 installation gasket, one A4709950002 heavy-duty clamp, and one A0019959702 heavy-duty 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.
Detroit Diesel DOC Cross References
Detroit Diesel A6804901414, EA6804901414, and RA6804901414 DOC filters cross-reference with Skyline DNT505 and the additional aftermarket replacement numbers listed below.
| Manufacturer | Cross Reference Part Numbers |
|---|---|
| Detroit Diesel / Mercedes-Benz OEM | A6804901414, EA6804901414, RA6804901414 |
| Skyline | DNT505 |
| DuraFit | C20-0091 |
| Dinex | 35018 |
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: A6804901414
- Service Numbers: EA6804901414 and RA6804901414
- Full Kit Hardware: One A4709970045 gasket, one A4709971245 gasket, one A4709950002 clamp, and one A0019959702 clamp
Choose Your Kit Configuration
Select the configuration from the product options that best fits your installation needs.
- 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
DOC Technical Specifications
| Measurement Parameter | Specification Value |
|---|---|
| Product Type | Diesel Oxidation Catalyst |
| Common Search Terms | DOC, DOC Filter, Diesel Oxidation Catalyst, Diesel Catalyst |
| Primary OEM Part Number | A6804901414 |
| Service Numbers | EA6804901414, RA6804901414 |
| Manufacturer Part Number | Skyline DNT505 |
| 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 |
Key Features
- Replacement for Detroit Diesel A6804901414, EA6804901414, and RA6804901414 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.
Disclaimer: Product images are for reference only. Each selected configuration includes one (1) physical DOC unit. The Full Kit option includes one DOC, one A4709970045 installation gasket, one A4709971245 installation gasket, one A4709950002 heavy-duty clamp, and one A0019959702 heavy-duty clamp. The DOC Only option includes one DOC only, with no installation gaskets or clamps included.
