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Opel Signum 2.8 Turbo 230hp

2003 - 2008

230 Original HP
270 Modified HP
330 Original NM
390 Modified NM
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Opel Signum

Opel Signum 2003 - 2008 2.8 Turbo 230hp

Key Specifications

Generazione 2003 - 2008
Carburante Petrol
Codice motore Z28NEL
ECU Bosch ME9.6
Rapporto compressione 9.5:1
Alesaggio x Corsa 89.0 X 74.8 mm
Power 230 → 270 hp +40 hp
Torque 330 → 390 Nm +60 Nm
Power
270 HP
+40 HP (+17.4%)
Original 230 HP
Stage 1 270 HP
Torque
390 NM
+60 NM (+18.2%)
Original 330 NM
Stage 1 390 NM

Power Graph

Original Power 230HP
Original Torque 330Nm
Power After Remap 270HP
Torque After Remap 390Nm

Discover Our Tuning Solutions

Frequently Asked Questions - Opel Signum

The cost of Stage 1 tuning for Opel Signum 2.8 Turbo 230hp varies depending on the ECU (Bosch ME9.6) and specific requirements. Contact us for a free personalized quote.

Stage 1 tuning for Opel Signum 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 230 to 270 HP (+17%) is within safe parameters.

With Stage 1 tuning, Opel Signum goes from 230 HP to 270 HP (+40 HP) and from 330 Nm to 390 Nm (+60 Nm).

Stage 1 remapping takes it from 230 HP to 270 HP (+40 HP, +17%) and torque from 330 Nm to 390 Nm (+60 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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Opel
Opel Signum 2.8 Turbo 230hp
+40 HP
270 HP