Trucks / HGV · ECU Remapping
International PROSTAR 122 14.9L 450 hp Tuning (2016–)
Factory specification and Stage 1 remap gains for the International PROSTAR 122 14.9L 450 hp (2016–). A Stage 1 calibration adds 68 BHP and 351 Nm — software only, no hardware modifications required.
| Measure | Original | Stage 1 |
|---|---|---|
Power BHP | 450 | 518 +68 BHP · +15% |
Torque Nm | 2779 | 3130 +351 Nm · +13% |
+68 BHP
Stage 1 power gain
+351 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: 450 bhp · 2778.3 Nm (peak)
Stage 1: 518 bhp · 3129.2 Nm (peak)
Tuning tool compatibility
This ECU is listed in 3 of 4 manufacturer compatibility databases.
AutoTuner
Supported — vehicle verified
ECU: Bosch EDC17CV82
Alientech KESS3
Supported — vehicle verified
ECU: Bosch EDC17CV82
Magicmotorsport FLEX
Not listed
Not found in this manufacturer's published data — ask us, coverage updates frequently.
Dimsport New Genius / New Trasdata
Supported — vehicle verified
ECU: Bosch EDC17CV82
Existing customers upload their ECU file via the Regal Tuning File Portal. New to Regal? Request a quote first.
20+ years of ECU calibration
Ready to unlock your International PROSTAR 122's real performance?
Tell us your truck and registration — we'll confirm support and the exact expected gains for your engine before any work begins.