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Alpina B3 S 3.5i 400hp

All

400 Original HP
450 Modified HP
540 Original NM
600 Modified NM
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Alpina B3 S

Alpina B3 S All 3.5i 400hp

Key Specifications

Generazione All
Carburante Petrol
Codice motore N54B30A
ECU Bosch MEVD17.2
Rapporto compressione 10.2:1
Alesaggio x Corsa 84.0 X 89.6 mm
Power 400 → 450 hp +50 hp
Torque 540 → 600 Nm +60 Nm
Power
450 HP
+50 HP (+12.5%)
Original 400 HP
Stage 1 450 HP
Torque
600 NM
+60 NM (+11.1%)
Original 540 NM
Stage 1 600 NM

Power Graph

Original Power 400HP
Original Torque 540Nm
Power After Remap 450HP
Torque After Remap 600Nm

Discover Our Tuning Solutions

Frequently Asked Questions - Alpina B3 S

The cost of Stage 1 tuning for Alpina B3 S 3.5i 400hp varies depending on the ECU (Bosch MEVD17.2) and specific requirements. Contact us for a free personalized quote.

Stage 1 tuning for Alpina B3 S typically takes 1-2 hours of work. Time may vary depending on the ECU type.

Yes, our Stage 1 tunes are developed respecting the engine's safety margins. The power increase from 400 to 450 HP (+13%) is within safe parameters.

With Stage 1 tuning, Alpina B3 S goes from 400 HP to 450 HP (+50 HP) and from 540 Nm to 600 Nm (+60 Nm).

Stage 1 remapping takes it from 400 HP to 450 HP (+50 HP, +13%) and torque from 540 Nm to 600 Nm (+60 Nm). These figures refer to the standard engine, with no hardware modifications.

A remap changes the factory calibration, so on a vehicle still under manufacturer warranty it may affect coverage on powertrain components. Performance tuning keeps all emission systems working; deactivating emission devices such as DPF, EGR or AdBlue is not road-legal in the EU and UK and is intended for off-road, motorsport or export use only.

With a normal driving style consumption usually stays the same or drops slightly: the extra torque at low rpm means less throttle for the same speed. Consumption goes up only if you actually use the additional power.

Yes. The original file is read and stored before any modification, so the vehicle can be returned to the factory calibration at any time.

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Alpina
Alpina B3 S 3.5i 400hp
+50 HP
450 HP