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Opel Signum 3.0 CDTi 184hp

2003 - 2008

184 Original HP
219 Modified HP
400 Original NM
470 Modified NM
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Opel Signum

Opel Signum 2003 - 2008 3.0 CDTi 184hp

Key Specifications

Generazione 2003 - 2008
Carburante Diesel
Codice motore Y30DT
ECU Denso D0600
Rapporto compressione 18.5:1
Alesaggio x Corsa 87.5 X 82.0 mm
Power 184 → 219 hp +35 hp
Torque 400 → 470 Nm +70 Nm
Power
219 HP
+35 HP (+19%)
Original 184 HP
Stage 1 219 HP
Torque
470 NM
+70 NM (+17.5%)
Original 400 NM
Stage 1 470 NM

Power Graph

Original Power 184HP
Original Torque 400Nm
Power After Remap 219HP
Torque After Remap 470Nm

Discover Our Tuning Solutions

Frequently Asked Questions - Opel Signum

The cost of Stage 1 tuning for Opel Signum 3.0 CDTi 184hp varies depending on the ECU (Denso D0600) 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 184 to 219 HP (+19%) is within safe parameters.

With Stage 1 tuning, Opel Signum goes from 184 HP to 219 HP (+35 HP) and from 400 Nm to 470 Nm (+70 Nm).

Stage 1 remapping takes it from 184 HP to 219 HP (+35 HP, +19%) and torque from 400 Nm to 470 Nm (+70 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 3.0 CDTi 184hp
+35 HP
219 HP