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Maserati Coupé GT 4.2 V8 390hp

2002 - 2007

390 Original HP
420 Modified HP
451 Original NM
475 Modified NM
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Maserati Coupé

Maserati Coupé 2002 - 2007 GT 4.2 V8 390hp

Key Specifications

Generazione 2002 - 2007
Carburante Petrol
Power 390 → 420 hp +30 hp
Torque 451 → 475 Nm +24 Nm
Power
420 HP
+30 HP (+7.7%)
Original 390 HP
Stage 1 420 HP
Torque
475 NM
+24 NM (+5.3%)
Original 451 NM
Stage 1 475 NM

Power Graph

Original Power 390HP
Original Torque 451Nm
Power After Remap 420HP
Torque After Remap 475Nm

Discover Our Tuning Solutions

Frequently Asked Questions - Maserati Coupé

The cost of Stage 1 tuning for Maserati Coupé GT 4.2 V8 390hp varies depending on the ECU and specific requirements. Contact us for a free personalized quote.

Stage 1 tuning for Maserati Coupé 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 390 to 420 HP (+8%) is within safe parameters.

With Stage 1 tuning, Maserati Coupé goes from 390 HP to 420 HP (+30 HP) and from 451 Nm to 475 Nm (+24 Nm).

Stage 1 remapping takes it from 390 HP to 420 HP (+30 HP, +8%) and torque from 451 Nm to 475 Nm (+24 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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Maserati
Maserati Coupé GT 4.2 V8 390hp
+30 HP
420 HP