This specially designed SCR/DEF/DPF emulator is built for Detroit Diesel GHG14 and GHG17 engines (2017–2021) used in Freightliner and Western Star trucks. It replaces the Aftertreatment Control Module (ACM) and disables the complete emissions system. This plug-and-play solution ensures fast, reliable installation without software reprogramming.
Key Features:
✅ Full emulation of SCR, DEF, and DPF systems
✅ Fully water-resistant for reliable external mounting
✅ Built with industrial-grade components for long service life
✅ Simple plug-and-play installation
✅ Direct replacement for ACM module
Emulated Components:
- NOx Sensor (Upstream and Downstream)
- Exhaust Temperature Sensors
- DEF Pump
- DPF System and Differential Pressure Sensor
- DEF Quality and Level Sensor
- ACM ECU
Installation Steps:
1️⃣ Perform the “DPF Ash Accumulator” service routine using a diagnostic tool
2️⃣ Replace the ACM unit with the emulator
3️⃣ Remove or drill the DPF (as needed for your application)
Compatible Detroit Diesel Engines (GHG14 & GHG17, 2017–2021):
- DD5
- DD7
- DD13
- DD15
- DD16
Freightliner Models Supported (2017–2021):
- Cascadia
- Columbia
- Coronado
- 122SD
- M2 106
- M2 112
- EconicSD
- Business Class
Western Star Models Supported (2017–2021):
- 4700
- 4800
- 4900
- 5700
Important Note:
The “DPF Ash Accumulator” service routine must be completed before installing the emulator to ensure proper function and avoid error codes.
This emulator is designed specifically for GHG14 and GHG17 engines from 2017 to 2021.
Compatibility Warning
If you are looking for an emulator for GHG14 engines from 2013 to 2017, [please order here]!
Upgrade your truck’s reliability and eliminate emissions-related issues with this professional, field-tested solution. Ready to install out of the box — no software required.
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