Trucks / HGV · ECU Remapping
Mercedes Trucks Atego OM904 - 170 (Euro 3) 136 hp Tuning (1998–)
Factory specification and Stage 1 remap gains for the Mercedes Trucks Atego OM904 - 170 (Euro 3) 136 hp (1998–). A Stage 1 calibration adds 39 BHP and 100 Nm — software only, no hardware modifications required.
| Measure | Original | Stage 1 | Stage 2 |
|---|---|---|---|
Power BHP | 136 | 175 +39 BHP · +29% | 185 +49 BHP · +36% |
Torque Nm | 520 | 620 +100 Nm · +19% | 640 +120 Nm · +23% |
+39 BHP
Stage 1 power gain
+100 Nm
Stage 1 torque gain
Power & torque curves
Illustrative Performance Curve
Illustrative curve generated from published/estimated peak figures. This is not an individual rolling-road test. Power (BHP, solid) and torque (Nm, dashed) across engine speed (RPM); peak figures match the published database values.
Hover / touch the graph
Stock: 136 bhp · 520 Nm (peak)
Stage 1: 175 bhp · 620 Nm (peak)
Stage 2: 185 bhp · 640 Nm (peak)
Tuning tool compatibility
This ECU was not found in the manufacturer compatibility databases we cross-reference.
AutoTuner
Not listed
Not found in this manufacturer's published data — ask us, coverage updates frequently.
Alientech KESS3
Not listed
Not found in this manufacturer's published data — ask us, coverage updates frequently.
Magicmotorsport FLEX
Not listed
Not found in this manufacturer's published data — ask us, coverage updates frequently.
Dimsport New Genius / New Trasdata
Not listed
Not found in this manufacturer's published data — ask us, coverage updates frequently.
Existing customers upload their ECU file via the Regal Tuning File Portal. New to Regal? Request a quote first.
20+ years of ECU calibration
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