Your Vehicle
BMW X3 xDrive30i 245hp
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 X3 xDrive30i 245hp: da 252 a 310HP
Remapping BMW X3
MasterTuning is a leader in developing remapping for BMW. La BMW X3 xDrive30i 245hp può passare da 252 HP a 310 HP con un incremento di 58 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 X3 xDrive30i 245hp
The BMW X3 xDrive30i 245hp is equipped with a petrol engine that produces 252 HP and 350 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this BMW can achieve 310 HP (+23%) and 470 Nm (+34%).
Our Stage 1 tuning for the X3 G01/08 LCI - 2021 -> ... delivers an impressive gain of +58 HP and +120 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The engine code B48B20 identifies this specific powerplant configuration. The Bosch MG1CS201 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
With 252 HP from factory, this BMW X3 is already a performance vehicle. Our remapping extracts even more potential, delivering exhilarating acceleration and enhanced driving dynamics for enthusiasts who demand the best.
Technical Specifications — BMW X3 xDrive30i 245hp
Factory technical data for the BMW X3 xDrive30i 245hp (G01/08 LCI - 2021 -> ...), used by MasterTuning engineers to develop a tailored, dyno-tested remap for this specific powerplant.
| Engine code | B48B20 |
|---|---|
| ECU / Control unit | Bosch MG1CS201 |
| Fuel | Petrol |
| Compression ratio | 11.0 |
| Bore × stroke | 82.0 X 94.6 mm |
| Stock power | 252 HP · 350 Nm |
| Remapped power (Stage 1) | 310 HP (+58) · 470 Nm (+120) |
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 X3.
Frequently Asked Questions - BMW X3
How much power can I gain from remapping my BMW X3?
With MasterTuning Stage 1, your BMW X3 xDrive30i 245hp can gain +58 HP (from 252 to 310 HP) and +120 Nm of torque. This represents a 23% increase in power.
Is ECU remapping safe for the BMW X3 engine?
Yes, MasterTuning's remapping for the BMW X3 xDrive30i 245hp is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the B48B20 engine.
Is the BMW ECU remapping reversible?
Absolutely. The original factory calibration of your BMW X3 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.
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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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