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BMW M3 M3 CSL 360hp

E46 - 1998 - 2005

360 Original HP
380 Modified HP
370 Original NM
390 Modified NM
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BMW M3

BMW M3 E46 - 1998 - 2005 M3 CSL 360hp

Key Specifications

Generazione E46 - 1998 - 2005
Carburante Petrol
Codice motore 326S4
ECU Siemens/Continental MSS54
Rapporto compressione 11.5:1
Alesaggio x Corsa 87.0 X 91.0 mm
Power 360 → 380 hp +20 hp
Torque 370 → 390 Nm +20 Nm
Power
380 HP
+20 HP (+5.6%)
Original 360 HP
Stage 1 380 HP
Torque
390 NM
+20 NM (+5.4%)
Original 370 NM
Stage 1 390 NM

Power Graph

Original Power 360HP
Original Torque 370Nm
Power After Remap 380HP
Torque After Remap 390Nm

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Frequently Asked Questions - BMW M3

The cost of Stage 1 tuning for BMW M3 M3 CSL 360hp varies depending on the ECU (Siemens/Continental MSS54) and specific requirements. Contact us for a free personalized quote.

Stage 1 tuning for BMW M3 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 360 to 380 HP (+6%) is within safe parameters.

With Stage 1 tuning, BMW M3 goes from 360 HP to 380 HP (+20 HP) and from 370 Nm to 390 Nm (+20 Nm).

Stage 1 remapping takes it from 360 HP to 380 HP (+20 HP, +6%) and torque from 370 Nm to 390 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 M3 M3 CSL 360hp
+20 HP
380 HP