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We’ve expanded our stock of genuine, new OEM One Box units for Freightliner, Detroit, Mercedes, and Western Star trucks. These are direct from the manufacturer so we can pass on big savings to you – better than most dealer pricing – in fact.

 

Need a One Box? We’ve got you covered. Whether you need a complete One Box assembly or individual components like DOCs, SCR units, DPFs, sensors, or filters, we have what you need.

 

Browse our current inventory of One Box units & related parts:

  • DOC & Clamp Kits: Bare DOC & SCR unit.
  • Complete One Box Assemblies: Includes DPFs, sensors, & electronics.
  • Individual Components: Sensors, filters, & electronics.

Not sure which One Box is right for you? We’re happy to help. If you can provide the part number from your old One Box, it will help us quickly identify the correct replacement. Call us today! We’re here to assist you.

Freightliner One Box (51)

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Freightliner One Box DPF, Reman, OEM ( RA0004903692 / A6804910494 )
{"id":8533641593073,"title":"Freightliner One Box DPF, Reman, OEM ( RA0004903692 \/ A6804910494 )","handle":"freightliner-one-box-dpf-reman-oem-ra0004903692","description":"\u003cp data-mce-fragment=\"1\"\u003eThis\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003cstrong data-mce-fragment=\"1\"\u003eOEM Detroit \/ Mercedes\u003c\/strong\u003e \u003cstrong\u003eRA0004903692\u003c\/strong\u003e\u003cstrong data-mce-fragment=\"1\"\u003e  DPF\u003c\/strong\u003e\u003cspan\u003e is\u003c\/span\u003e a new Remanufactured filter. There is no core charges for this product. Comes with (1) 2-bolt Clamp, \u003ca rel=\"noopener\" href=\"https:\/\/www.dpfpartsdirect.com\/products\/clamp-oem-a6809950302-red-vb2007\" target=\"_blank\"\u003e\u003cstrong\u003eVB2007\u003c\/strong\u003e\u003c\/a\u003e and (1) \u003ca rel=\"noopener\" href=\"https:\/\/www.dpfpartsdirect.com\/products\/redline-gasket-oem-a6804910480-red-g03001\" target=\"_blank\"\u003e\u003cstrong\u003eG03001\u003c\/strong\u003e\u003c\/a\u003e gasket\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eReplaces the following numbers: \u003cstrong\u003eA0004903692, A6804910494\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eOther Aftermarket filters: \u003ca rel=\"noopener\" href=\"https:\/\/www.dpfpartsdirect.com\/products\/gesi-replacement-dpf-for-detroit-diesel-a6804910494-gesi-0052\" target=\"_blank\"\u003e\u003cstrong\u003eGESI-0052\u003c\/strong\u003e\u003c\/a\u003e, Skyline \u003ca rel=\"noopener\" href=\"https:\/\/www.dpfpartsdirect.com\/products\/detroit-diesel-dd15-dd16-a-ddxh-dj1005-c\" target=\"_blank\"\u003e\u003cstrong\u003eDJ1005-C\u003c\/strong\u003e\u003c\/a\u003e, REP \u003ca rel=\"noopener\" href=\"https:\/\/www.dpfpartsdirect.com\/products\/detroit-diesel-dd13-dd15-dd16-dpf-red-52977\" target=\"_blank\"\u003e\u003cstrong\u003e52977\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eDPF size: 13-3\/16\" X 7.50\"\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003e\u003cstrong\u003eCan not be sold or shipped to California at this time.\u003c\/strong\u003e \u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e","published_at":"2024-08-28T10:25:44-07:00","created_at":"2024-08-28T10:25:44-07:00","vendor":"DPF Parts Direct","type":"OEM DPF\/DOCs","tags":["Detroit One Box","Detroit-Diesel","Detroit-Mercedes","DPF","Freightliner","Heavy Duty","OEM Surplus","ship-flat50","SURPLUS"],"price":85000,"price_min":85000,"price_max":85000,"available":true,"price_varies":false,"compare_at_price":106599,"compare_at_price_min":106599,"compare_at_price_max":106599,"compare_at_price_varies":false,"variants":[{"id":45389924106481,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"DAI RA0004903692","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Freightliner One Box DPF, Reman, OEM ( RA0004903692 \/ A6804910494 )","public_title":null,"options":["Default Title"],"price":85000,"weight":0,"compare_at_price":106599,"inventory_quantity":1,"inventory_management":"shopify","inventory_policy":"deny","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.dpfpartsdirect.com\/cdn\/shop\/files\/Placeholder_ProductImageComingSoon_e4164403-cf62-4447-8ff9-c976fe724278.jpg?v=1724865779"],"featured_image":"\/\/www.dpfpartsdirect.com\/cdn\/shop\/files\/Placeholder_ProductImageComingSoon_e4164403-cf62-4447-8ff9-c976fe724278.jpg?v=1724865779","options":["Title"],"media":[{"alt":null,"id":34561735622897,"position":1,"preview_image":{"aspect_ratio":1.0,"height":850,"width":850,"src":"\/\/www.dpfpartsdirect.com\/cdn\/shop\/files\/Placeholder_ProductImageComingSoon_e4164403-cf62-4447-8ff9-c976fe724278.jpg?v=1724865779"},"aspect_ratio":1.0,"height":850,"media_type":"image","src":"\/\/www.dpfpartsdirect.com\/cdn\/shop\/files\/Placeholder_ProductImageComingSoon_e4164403-cf62-4447-8ff9-c976fe724278.jpg?v=1724865779","width":850}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp data-mce-fragment=\"1\"\u003eThis\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003cstrong data-mce-fragment=\"1\"\u003eOEM Detroit \/ Mercedes\u003c\/strong\u003e \u003cstrong\u003eRA0004903692\u003c\/strong\u003e\u003cstrong data-mce-fragment=\"1\"\u003e  DPF\u003c\/strong\u003e\u003cspan\u003e is\u003c\/span\u003e a new Remanufactured filter. There is no core charges for this product. Comes with (1) 2-bolt Clamp, \u003ca rel=\"noopener\" href=\"https:\/\/www.dpfpartsdirect.com\/products\/clamp-oem-a6809950302-red-vb2007\" target=\"_blank\"\u003e\u003cstrong\u003eVB2007\u003c\/strong\u003e\u003c\/a\u003e and (1) \u003ca rel=\"noopener\" href=\"https:\/\/www.dpfpartsdirect.com\/products\/redline-gasket-oem-a6804910480-red-g03001\" target=\"_blank\"\u003e\u003cstrong\u003eG03001\u003c\/strong\u003e\u003c\/a\u003e gasket\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eReplaces the following numbers: \u003cstrong\u003eA0004903692, A6804910494\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eOther Aftermarket filters: \u003ca rel=\"noopener\" href=\"https:\/\/www.dpfpartsdirect.com\/products\/gesi-replacement-dpf-for-detroit-diesel-a6804910494-gesi-0052\" target=\"_blank\"\u003e\u003cstrong\u003eGESI-0052\u003c\/strong\u003e\u003c\/a\u003e, Skyline \u003ca rel=\"noopener\" href=\"https:\/\/www.dpfpartsdirect.com\/products\/detroit-diesel-dd15-dd16-a-ddxh-dj1005-c\" target=\"_blank\"\u003e\u003cstrong\u003eDJ1005-C\u003c\/strong\u003e\u003c\/a\u003e, REP \u003ca rel=\"noopener\" href=\"https:\/\/www.dpfpartsdirect.com\/products\/detroit-diesel-dd13-dd15-dd16-dpf-red-52977\" target=\"_blank\"\u003e\u003cstrong\u003e52977\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eDPF size: 13-3\/16\" X 7.50\"\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003e\u003cstrong\u003eCan not be sold or shipped to California at this time.\u003c\/strong\u003e \u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e"}
Freightliner One Box DPF, Reman, OEM ( RA0004903692 / A6804910494 )

Freightliner One Box DPF, Reman, OEM ( RA0004903692 / A6804910494 )

$850.00

This OEM Detroit / Mercedes RA0004903692  DPF is a new Remanufactured filter. There is no core charges for this product. Comes with (1) 2-bolt Clamp, VB2007 and (1) G03001 gasket Replaces the following numbers: A0004903692, A6804910494 Other Aftermarket filters: GESI-0052, Skyline DJ1005-C, REP 52977 DPF size: 13-3/16" X 7.50" Can not be sold or...


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{"id":9258552721649,"title":"OEM DETROIT Particulate Matter Sensor (A0111531328)","handle":"oem-detroit-particulate-matter-sensor-a0111531328","description":"\u003cp\u003e\u003cstrong\u003eSurplus OEM Detroit One Box Particulate Matter (PM) Sensor A0111531328\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThis is not an aftermarket part, it is OEM.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eThese units are OEM \"take-offs\", they are brand new and unused but do not come in retail Detroit \/ Mercedes packaging. We buy complete units from Detroit \/ Mercedes and then break them down so that we can sell the pieces individually. Due to this, there may be paint marks or minor cosmetic blemishes, but we assure you they are brand new and genuine.\u003c\/p\u003e","published_at":"2025-08-24T11:39:14-07:00","created_at":"2025-08-24T11:39:12-07:00","vendor":"DPF Parts Direct","type":"OEM Surplus","tags":["Cascadia","Detroit One Box","OEM Surplus","sensor","ship-flat13","SURPLUS"],"price":25000,"price_min":25000,"price_max":25000,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":46830218608881,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"SURA0111531328","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"OEM DETROIT Particulate Matter Sensor (A0111531328)","public_title":null,"options":["Default Title"],"price":25000,"weight":0,"compare_at_price":null,"inventory_quantity":3,"inventory_management":"shopify","inventory_policy":"deny","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.dpfpartsdirect.com\/cdn\/shop\/files\/Placeholder_ProductImageComingSoon_42437af5-c536-4085-b6f4-e02b57defff4.jpg?v=1756060609"],"featured_image":"\/\/www.dpfpartsdirect.com\/cdn\/shop\/files\/Placeholder_ProductImageComingSoon_42437af5-c536-4085-b6f4-e02b57defff4.jpg?v=1756060609","options":["Title"],"media":[{"alt":null,"id":36606223810801,"position":1,"preview_image":{"aspect_ratio":1.0,"height":850,"width":850,"src":"\/\/www.dpfpartsdirect.com\/cdn\/shop\/files\/Placeholder_ProductImageComingSoon_42437af5-c536-4085-b6f4-e02b57defff4.jpg?v=1756060609"},"aspect_ratio":1.0,"height":850,"media_type":"image","src":"\/\/www.dpfpartsdirect.com\/cdn\/shop\/files\/Placeholder_ProductImageComingSoon_42437af5-c536-4085-b6f4-e02b57defff4.jpg?v=1756060609","width":850}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003e\u003cstrong\u003eSurplus OEM Detroit One Box Particulate Matter (PM) Sensor A0111531328\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThis is not an aftermarket part, it is OEM.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eThese units are OEM \"take-offs\", they are brand new and unused but do not come in retail Detroit \/ Mercedes packaging. We buy complete units from Detroit \/ Mercedes and then break them down so that we can sell the pieces individually. Due to this, there may be paint marks or minor cosmetic blemishes, but we assure you they are brand new and genuine.\u003c\/p\u003e"}
OEM DETROIT Particulate Matter Sensor (A0111531328)

OEM DETROIT Particulate Matter Sensor (A0111531328)

$250.00

Surplus OEM Detroit One Box Particulate Matter (PM) Sensor A0111531328 This is not an aftermarket part, it is OEM. These units are OEM "take-offs", they are brand new and unused but do not come in retail Detroit / Mercedes packaging. We buy complete units from Detroit / Mercedes and then break them down so that we can sell the pieces individuall...


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{"id":9293192069361,"title":"Durafit Replacement DPF for Detroit Diesel (A6804914194 \/ C17-0096)","handle":"durafit-replacement-dpf-for-detroit-diesel-a6804914194-c17-0096","description":"\u003cp\u003e\u003cstrong\u003eDuraFit™ Replacement Diesel Particulate Filter (DPF) for Detroit Diesel DD13 \/ DD15  Engines. **Gaskets included!**\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eReplaces OEM Numbers: \u003cstrong\u003eA6804914194, EA6804914194, RA6804914194 \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(34, 98, 211);\"\u003e\u003cem\u003e\u003cstrong\u003eDuraFit DPFs and DOCs\u003c\/strong\u003e are so durable they come with a nationwide \u003c\/em\u003e\u003c\/span\u003e\u003cem\u003e\u003cspan style=\"color: rgb(34, 98, 211);\"\u003e\u003cstrong\u003e3-year, unlimited mileage warranty\u003c\/strong\u003e.\u003c\/span\u003e \u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMade in the USA!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003eCannot be sold or shipped to California at this time.\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e","published_at":"2025-09-10T08:29:37-07:00","created_at":"2025-09-10T08:29:34-07:00","vendor":"Durafit","type":"Durafit Heavy Duty DPFs","tags":["Detroit One Box","Detroit-Diesel","DPF","Durafit","Heavy Duty","One Box","ship-flat50","Western Star"],"price":112700,"price_min":112700,"price_max":112700,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":46911765610737,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"DURC17-0096","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Durafit Replacement DPF for Detroit Diesel (A6804914194 \/ C17-0096)","public_title":null,"options":["Default Title"],"price":112700,"weight":0,"compare_at_price":null,"inventory_quantity":0,"inventory_management":null,"inventory_policy":"deny","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.dpfpartsdirect.com\/cdn\/shop\/files\/Placeholder_DURAFIT_ProductImageComingSoon_t_30d64ec7-aece-423f-88b7-631c346b9b9e.jpg?v=1757517461"],"featured_image":"\/\/www.dpfpartsdirect.com\/cdn\/shop\/files\/Placeholder_DURAFIT_ProductImageComingSoon_t_30d64ec7-aece-423f-88b7-631c346b9b9e.jpg?v=1757517461","options":["Title"],"media":[{"alt":null,"id":36700744745201,"position":1,"preview_image":{"aspect_ratio":1.0,"height":850,"width":850,"src":"\/\/www.dpfpartsdirect.com\/cdn\/shop\/files\/Placeholder_DURAFIT_ProductImageComingSoon_t_30d64ec7-aece-423f-88b7-631c346b9b9e.jpg?v=1757517461"},"aspect_ratio":1.0,"height":850,"media_type":"image","src":"\/\/www.dpfpartsdirect.com\/cdn\/shop\/files\/Placeholder_DURAFIT_ProductImageComingSoon_t_30d64ec7-aece-423f-88b7-631c346b9b9e.jpg?v=1757517461","width":850}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003e\u003cstrong\u003eDuraFit™ Replacement Diesel Particulate Filter (DPF) for Detroit Diesel DD13 \/ DD15  Engines. **Gaskets included!**\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eReplaces OEM Numbers: \u003cstrong\u003eA6804914194, EA6804914194, RA6804914194 \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(34, 98, 211);\"\u003e\u003cem\u003e\u003cstrong\u003eDuraFit DPFs and DOCs\u003c\/strong\u003e are so durable they come with a nationwide \u003c\/em\u003e\u003c\/span\u003e\u003cem\u003e\u003cspan style=\"color: rgb(34, 98, 211);\"\u003e\u003cstrong\u003e3-year, unlimited mileage warranty\u003c\/strong\u003e.\u003c\/span\u003e \u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMade in the USA!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003eCannot be sold or shipped to California at this time.\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e"}
Durafit Replacement DPF for Detroit Diesel (A6804914194 / C17-0096)

Durafit Replacement DPF for Detroit Diesel (A6804914194 / C17-0096)

$1,127.00

DuraFit™ Replacement Diesel Particulate Filter (DPF) for Detroit Diesel DD13 / DD15  Engines. **Gaskets included!** Replaces OEM Numbers: A6804914194, EA6804914194, RA6804914194  DuraFit DPFs and DOCs are so durable they come with a nationwide 3-year, unlimited mileage warranty.  Made in the USA! Cannot be sold or shipped to California at this t...


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