Mercedes-Benz GL ECU & TCU Tuning Files
Custom Mercedes-Benz GL calibration files for approved Australian workshops — typically around +143 hp and +320 Nm. Built from your stock read and data logs, for off-road and competition use.
Mercedes-Benz GL — Engine Variants & Typical Gains
Every Mercedes-Benz GL file is developed from the vehicle's own stock read and your declared hardware, then refined against your data logs using OEM ECU and the major flash platforms.
| Engine variant | Power (stock → tuned) | Torque (stock → tuned) |
|---|---|---|
| GL 63 AMG - 558hp | 558 → 701 hp | 760 → 1080 Nm |
| 500 - 435hp | 434 → 577 hp | 700 → 1020 Nm |
| 500 - 388hp | 388 → 530 hp | 530 → 850 Nm |
| 450 367hp | 367 → 510 hp | 500 → 820 Nm |
| 450 - 340hp | 341 → 484 hp | 460 → 780 Nm |
| 400 - 333hp | 333 → 476 hp | 480 → 800 Nm |
| 420 CDI 306hp | 306 → 449 hp | 700 → 1020 Nm |
| 450 CDI 306hp | 306 → 449 hp | 700 → 1020 Nm |
Tuned figures are typical estimates from this model's gains; actual results depend on variant, fuel and supporting hardware, and are verified from your logs.
Dyno-Verified Mercedes-Benz Results
Before-and-after results from real Mercedes-Benz calibrations in the tune archive.
Mercedes-Benz GL Tuning Files — Common Questions
How much power can a Mercedes-Benz GL gain from tuning?
Typical gains for the Mercedes-Benz GL are around +143 hp and +320 Nm, developed from the stock read and verified against your data logs. Exact figures depend on the variant, fuel and supporting hardware.
Are Mercedes-Benz GL tuning files custom?
Yes — every Mercedes-Benz file is built for the specific vehicle and its declared hardware using OEM ECU and the major flash platforms, then refined from your logged data. We do not supply generic, off-the-shelf maps.
Do you supply Mercedes-Benz GL files Australia-wide?
Yes. Mercedes-Benz ECU and TCU files are delivered remotely through the dealer portal to approved workshops in every Australian state and territory, for off-road and competition use.
Tuning a Mercedes-Benz GL?
Register your workshop to upload the stock read and have the calibration developed and revised around your data.
