
BMW · Stage 1
BMW X5 40d Stage 1 Engine Tune
A mobile Stage 1 calibration by MTechTuning, with dealer-level diagnostics before and after tuning.
Published vehicle figures
Stock
306hp
600Nm
Stage 1
360hp
700Nm
Difference
+54hp
+100Nm
Figures published for this vehicle. Results vary with model year, software, fuel and condition, so we confirm what suits your car before quoting.
This BMW X5 40d received a custom Stage 1 ECU remap from MTechTuning.
Stock Power — 306 hp / 600 Nm
Stage 1 Power — 360 hp / 700 Nm
Gains — +54 hp / +100 Nm
The BMW 40d platform responds extremely well to Stage 1 tuning, delivering noticeably stronger mid-range performance, improved throttle response, and smoother power delivery throughout the rev range.
The additional torque improves overall drivability while maintaining the refinement expected from the X5 platform.
Optional Software Add-Ons
Available add-ons include:
Speed limiter removal
Dealer-Level Diagnostics Included
All tuning work includes advanced dealer-level diagnostics before and after programming to ensure the vehicle is operating correctly throughout the process.
Fully Mobile BMW Remapping Service
MTechTuning provides fully mobile ECU remapping across North Somerset & South Wales. We can carry out tuning at your home or workplace with no additional travel charge.
Areas covered include:
Bristol
Weston-super-Mare
Cardiff
Newport
North Somerset
South Wales
Why Tune a BMW X5 40d?
A Stage 1 remap on the BMW X5 40d improves:
Mid-range pulling power
Overtaking performance
Throttle response
Overall drivability
The factory hardware on the BMW 40d engine comfortably supports Stage 1 power levels, making it one of the most popular BMW diesel engines for tuning.
Looking for BMW X5 40d Tuning?
Use the Instant BHP Checker at MTechTuning to check available tuning options for your vehicle.

- Dealer-level diagnostics before and after
- Fully mobile, at home or work
- Lifetime software warranty and support
- 14-day money-back guarantee
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