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BMW 4 serie GC 430i 245hp

G22 - 2021 ->

258 Original HP
310 Modified HP
400 Original NM
470 Modified NM
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BMW 4 serie GC

BMW 4 serie GC G22 - 2021 -> 430i 245hp

Key Specifications

Generazione G22 - 2021 ->
Carburante Petrol
Codice motore B48B20B
Rapporto compressione 10.2:1
Alesaggio x Corsa 82.0 X 94.6 mm
Power 258 → 310 hp +52 hp
Torque 400 → 470 Nm +70 Nm
Power
310 HP
+52 HP (+20.2%)
Original 258 HP
Stage 1 310 HP
Torque
470 NM
+70 NM (+17.5%)
Original 400 NM
Stage 1 470 NM

Power Graph

Original Power 258HP
Original Torque 400Nm
Power After Remap 310HP
Torque After Remap 470Nm

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Frequently Asked Questions - BMW 4 serie GC

The cost of Stage 1 tuning for BMW 4 serie GC 430i 245hp varies depending on the ECU and specific requirements. Contact us for a free personalized quote.

Stage 1 tuning for BMW 4 serie GC 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 258 to 310 HP (+20%) is within safe parameters.

With Stage 1 tuning, BMW 4 serie GC goes from 258 HP to 310 HP (+52 HP) and from 400 Nm to 470 Nm (+70 Nm).

Stage 1 remapping takes it from 258 HP to 310 HP (+52 HP, +20%) and torque from 400 Nm to 470 Nm (+70 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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BMW
BMW 4 serie GC 430i 245hp
+52 HP
310 HP