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BMW Z4 M 3.2 343hp

E85 - 2003 - 2008

343 Original HP
365 Modified HP
365 Original NM
385 Modified NM
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BMW Z4

BMW Z4 E85 - 2003 - 2008 M 3.2 343hp

Key Specifications

Generazione E85 - 2003 - 2008
Carburante Petrol
Codice motore 326S4
ECU Siemens/Continental MSV70 / Bosch MSS70
Rapporto compressione 11.5:1
Alesaggio x Corsa 87.0 X 91.0 mm
Power 343 → 365 hp +22 hp
Torque 365 → 385 Nm +20 Nm
Power
365 HP
+22 HP (+6.4%)
Original 343 HP
Stage 1 365 HP
Torque
385 NM
+20 NM (+5.5%)
Original 365 NM
Stage 1 385 NM

Power Graph

Original Power 343HP
Original Torque 365Nm
Power After Remap 365HP
Torque After Remap 385Nm

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Frequently Asked Questions - BMW Z4

The cost of Stage 1 tuning for BMW Z4 M 3.2 343hp varies depending on the ECU (Siemens/Continental MSV70 / Bosch MSS70) 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 343 to 365 HP (+6%) is within safe parameters.

With Stage 1 tuning, BMW Z4 goes from 343 HP to 365 HP (+22 HP) and from 365 Nm to 385 Nm (+20 Nm).

Stage 1 remapping takes it from 343 HP to 365 HP (+22 HP, +6%) and torque from 365 Nm to 385 Nm (+20 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 M 3.2 343hp
+22 HP
365 HP