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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 (13)

Redline Emissions Products Weld Bung (OEM 23539604 / BG2017) - M16 X 1.00, 0.98" OD, 0.71" H, Normal Flare Stepped
$22.50
Redline Emissions Products OEM Replacement Weld Bung (BG2017) Instead of buying a new DPF you can now simply replace the bung! Crafted out of high quality stainless steel, these bungs allow you to position your sensor where it needs to be, ensuring proper fitment. Replaces OEM DETROIT 23539604 sensor boss How to replace Detroit Sensor Boss Dimen...
Tags
- Everything in Freightliner One Box
- Cascadia
- Century
- clamp
- Clamp Kits
- Columbia
- Coronado
- DD13
- DD15
- DD16
- Detroit One Box
- Detroit-Diesel
- Detroit-Mercedes
- EGT
- Flare: Flat
- Flare: Normal
- Freightliner
- gasket
- Heavy Duty
- M12 X 1.25
- M14 X 1.50
- M16 X 1.00
- M16 X 1.50
- M20 X 1.50
- Mercedes-Benz
- NOx
- OEM (ALL)
- OEM Surplus
- Redline Emissions Products
- sensor
- ship-flat10
- Stepped
- SURPLUS