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BMW Z4 M40i 340hp

G29 - 2019 ->

340 Original HP
400 Modified HP
500 Original NM
580 Modified NM
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BMW Z4

BMW Z4 G29 - 2019 -> M40i 340hp

Key Specifications

Generazione G29 - 2019 ->
Carburante Petrol
Codice motore B58B30M1 / B58B30O1
ECU Bosch MG1CS002 / Bosch MG1CS003 / Bosch MG1CS201 / Bosch MG1CS024
Rapporto compressione 11.0:1
Alesaggio x Corsa 82.0 X 94.6 mm
Power 340 → 400 hp +60 hp
Torque 500 → 580 Nm +80 Nm
Power
400 HP
+60 HP (+17.6%)
Original 340 HP
Stage 1 400 HP
Torque
580 NM
+80 NM (+16%)
Original 500 NM
Stage 1 580 NM

Power Graph

Original Power 340HP
Original Torque 500Nm
Power After Remap 400HP
Torque After Remap 580Nm

Discover Our Tuning Solutions

Frequently Asked Questions - BMW Z4

The cost of Stage 1 tuning for BMW Z4 M40i 340hp varies depending on the ECU (Bosch MG1CS002 / Bosch MG1CS003 / Bosch MG1CS201 / Bosch MG1CS024) and specific requirements. Contact us for a free personalized quote.

Stage 1 tuning for BMW Z4 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 340 to 400 HP (+18%) is within safe parameters.

With Stage 1 tuning, BMW Z4 goes from 340 HP to 400 HP (+60 HP) and from 500 Nm to 580 Nm (+80 Nm).

Stage 1 remapping takes it from 340 HP to 400 HP (+60 HP, +18%) and torque from 500 Nm to 580 Nm (+80 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 Z4 M40i 340hp
+60 HP
400 HP