Agricultural · ECU Remapping
Challenger Mt500 MT525B 6.6L I6 105 hp Tuning (2007–)
Factory specification and Stage 1 remap gains for the Challenger Mt500 MT525B 6.6L I6 105 hp (2007–). A Stage 1 calibration adds 15 BHP and 75 Nm — software only, no hardware modifications required.
| Measure | Original | Stage 1 |
|---|---|---|
Power BHP | 105 | 120Estimated +15 BHP · +14% |
Torque Nm | 525Estimated | 600 +75 Nm · +14% |
+15 BHP
Stage 1 power gain (estimated)
+75 Nm
Stage 1 torque gain (estimated)
Estimated figures are based on engine, ECU and comparable application data. Actual results can vary depending on software version, machine condition and configuration.
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: 105 bhp · 524.9 Nm (peak)
Stage 1: 120 bhp · 599.8 Nm (peak)
Tuning tool compatibility
This ECU is listed in 4 of 4 manufacturer compatibility databases.
AutoTuner
Supported — ECU family
ECU: Bosch EDC17CV44
Alientech KESS3
Supported — ECU family
ECU: Bosch EDC17CV44
Magicmotorsport FLEX
Supported — ECU family
ECU: Bosch EDC17CV44
Dimsport New Genius / New Trasdata
Supported — ECU family
ECU: Bosch EDC17CV44
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 Challenger Mt500's real performance?
Tell us your machine and registration — we'll confirm support and the exact expected gains for your engine before any work begins.