Your Vehicle
BMW X7 xDrive40d 340hp
Technical Specifications
Power and torque increase
Stage 1: software remap only, no mechanical changes, fully reversible.
Power HP
Torque Nm
Book your Stage 1 remap
499 € VAT included · pay online, the work is done at the workshop you choose
Power Graph
BMW X7 xDrive40d 340hp: da 340 a 380HP
Remapping BMW X7
MasterTuning is a leader in developing remapping for BMW. La BMW X7 xDrive40d 340hp può passare da 340 HP a 380 HP con un incremento di 40 HP.
The development of each remap is customized by MasterTuning.
- 100% tested and customized files guarantee
- Tested and developed on a 4x4 dyno
- Best performance, within safety margins
- Reduced fuel consumption
ECU Remapping Details BMW X7 xDrive40d 340hp
The BMW X7 xDrive40d 340hp is equipped with a diesel engine that produces 340 HP and 700 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this BMW can achieve 380 HP (+12%) and 750 Nm (+7%).
Our Stage 1 tuning for the X7 G07 - 2018 -> delivers an impressive gain of +40 HP and +50 Nm, optimizing the diesel engine's performance while maintaining reliability and staying within safe parameters.
The engine code B57D30 identifies this specific powerplant configuration. The Bosch MG1CS021 / Bosch MD1CP032 / Bosch MD1CS015 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
As a diesel engine, this BMW responds exceptionally well to ECU tuning. Owners typically report improved throttle response, smoother power delivery, and in many cases, better fuel efficiency under normal driving conditions.
Technical Specifications — BMW X7 xDrive40d 340hp
Factory technical data for the BMW X7 xDrive40d 340hp (G07 - 2018 ->), used by MasterTuning engineers to develop a tailored, dyno-tested remap for this specific powerplant.
| Engine code | B57D30 |
|---|---|
| ECU / Control unit | Bosch MG1CS021 / Bosch MD1CP032 / Bosch MD1CS015 |
| Fuel | Diesel |
| Compression ratio | 16.5 |
| Bore × stroke | 84.0 X 90.0 mm |
| Stock power | 340 HP · 700 Nm |
| Remapped power (Stage 1) | 380 HP (+40) · 750 Nm (+50) |
Don't want to touch the ECU?
Rapid Dimsport add-on modules connect to the engine sensors with original connectors: they fit in a few hours and come off without a trace, leaving the factory software untouched. Useful on a leased car, one still under warranty or one you plan to sell soon. Check which ones fit your BMW X7.
Frequently Asked Questions - BMW X7
How much power can I gain from remapping my BMW X7?
With MasterTuning Stage 1, your BMW X7 xDrive40d 340hp can gain +40 HP (from 340 to 380 HP) and +50 Nm of torque. This represents a 12% increase in power.
Is ECU remapping safe for the BMW X7 engine?
Yes, MasterTuning's remapping for the BMW X7 xDrive40d 340hp is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the B57D30 engine.
Is the BMW ECU remapping reversible?
Absolutely. The original factory calibration of your BMW X7 is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my BMW warranty?
ECU remapping may affect your manufacturer warranty. We recommend checking your specific warranty terms. Many of our customers choose to remap after the warranty period or accept this trade-off for the significant performance gains.
Other Remaps You Might Like
Other Engines BMW X7 G07 - 2018 ->
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Book your remap or ask for a quote
Stage 1 can be bought online and is done at the workshop you choose; for Stage 2 we send you a quote.
Stage 2 is quoted on request: write to us and we will reply with price and timing.
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