Your Vehicle
Alpina B3 S 3.5i 400hp
Technical Specifications
Power and torque increase
Stage 1: software remap only, no mechanical changes, fully reversible.
Stage 1: file 100 € online + installation 350 € at the workshop (via the OBD port) Book now
Power HP
Torque Nm
Buy the Stage 1 file, pay the installation at the workshop
100 € VAT included: the file developed for your engine, paid online
Installation: 350 € network price, the workshop may charge less, paid at the chosen workshop (via the OBD port) · terms
Power Graph
Alpina B3 S 3.5i 400hp: da 400 a 450HP
Remapping Alpina B3 S
MasterTuning develops remapping for Alpina. La Alpina B3 S 3.5i 400hp può passare da 400 HP a 450 HP con un incremento di 50 HP.
The development of each remap is customized by MasterTuning.
- 100% customised files with lifetime warranty
- Reference values for Stage 1: the file is developed on your vehicle and checked in the workshop
- Best performance, within safety margins
- Reduced fuel consumption
ECU Remapping Details Alpina B3 S 3.5i 400hp
The Alpina B3 S 3.5i 400hp is equipped with a petrol engine that produces 400 HP and 540 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Alpina can achieve 450 HP (+13%) and 600 Nm (+11%).
Our Stage 1 tuning for the B3 S All delivers an impressive gain of +50 HP and +60 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The engine code N54B30A identifies this specific powerplant configuration. The Bosch MEVD17.2 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
With 400 HP from factory, this Alpina B3 S 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 — Alpina B3 S 3.5i 400hp
Factory technical data for the Alpina B3 S 3.5i 400hp (All), used by MasterTuning engineers to develop a remap tailored to this specific powerplant. Figures shown are reference values for Stage 1; the file is developed on your vehicle and checked in the workshop.
| Engine code | N54B30A |
|---|---|
| ECU / Control unit | Bosch MEVD17.2 |
| Fuel | Petrol |
| Compression ratio | 10.2 |
| Bore × stroke | 84.0 X 89.6 mm |
| Stock power | 400 HP · 540 Nm |
| Remapped power (Stage 1) | 450 HP (+50) · 600 Nm (+60) |
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 Alpina B3 S.
Frequently Asked Questions - Alpina B3 S
How much power can I gain from remapping my Alpina B3 S?
With MasterTuning Stage 1, your Alpina B3 S 3.5i 400hp can gain +50 HP (from 400 to 450 HP) and +60 Nm of torque. This represents a 13% increase in power.
Which ECU does the Alpina B3 S 3.5i 400hp use?
The Alpina B3 S 3.5i 400hp uses the Bosch MEVD17.2 engine control unit. MasterTuning recalibrates this ECU for Stage 1 and Stage 2.
What is the engine code of the Alpina B3 S 3.5i 400hp?
The engine code of the Alpina B3 S 3.5i 400hp is N54B30A. You can find it in the vehicle documents or on the engine plate.
Is ECU remapping safe for the Alpina B3 S engine?
Yes, MasterTuning's remapping for the Alpina B3 S 3.5i 400hp is developed within safe parameters. Each file is developed on your vehicle, checked in the workshop and stays within the mechanical limits of the N54B30A engine.
Is the Alpina ECU remapping reversible?
Absolutely. The original factory calibration of your Alpina B3 S is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my Alpina 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
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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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