Stage 1 ECU Remapping - Alpina B4

Stage 1 ECU remapping is the first step in performance optimization for Alpina B4. Also known as chiptuning, it increases power and torque without hardware modifications while keeping factory reliability.

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What is Stage 1?

Stage 1 is an electronic remap of the ECU (engine control unit). For Alpina B4, it adjusts injection, turbo boost and ignition parameters to unleash the hidden potential of your engine.

After diagnostics and dyno testing, the ECU map of your Alpina B4 is optimized and validated through road tests and power bench runs. The process is 100% reversible.

Stage 1 ECU remap for Alpina B4

Toutes - B4 Biturbo - 410ch

410ch ch

Benefits of Stage 1 remapping Alpina B4

Up to +30% more power and +25% more torque

Reduced fuel consumption with smooth driving

Full respect of manufacturer tolerances

Smoother and more enjoyable driving experience

FAQ about Stage 1 Alpina B4

Is Stage 1 safe for my Alpina B4?

Yes, Stage 1 remains within the margins set by the manufacturer. It does not compromise the engine’s reliability.

Does Stage 1 increase fuel consumption?

No, under normal driving conditions fuel consumption may even decrease. It only rises under sporty driving.

Do I need to change parts for a Stage 1 Alpina B4?

No mechanical modifications are needed. Everything is done via electronic ECU remapping.

Stage 1 Alpina B4: all you need to know

Stage 1 ECU remapping for Alpina B4 combines performance, safety and simplicity. Also called chiptuning, it boosts power and torque without hardware changes. Perfect to enjoy a more responsive engine while staying within OEM tolerances.

✅ Advantages of Stage 1 Alpina B4

Up to +30% more power and +25% more torque
Lower fuel consumption in normal driving
Reversible ECU remapping at any time
No mechanical modifications required
Improved flexibility and driving comfort

❌ Drawbacks of Stage 1 Alpina B4

Higher fuel consumption under sporty driving
Not recommended on very high-mileage vehicles without prior maintenance
Performance gains vary depending on engine and manufacturer
May void manufacturer warranty if detected

Ready for Stage 1 on your Alpina B4?

Join our platform and get a professional, safe and customized Stage 1 ECU remap for your Alpina B4.