Your Vehicle
Opel Signum 3.0 CDTi 184hp
Technical Specifications
Power and torque increase
Stage 1: software remap only, no mechanical changes, fully reversible.
Power HP
Torque Nm
Book your Stage 1 remap
499 € VAT included · pay online, the work is done at the workshop you choose
Power Graph
Opel Signum 3.0 CDTi 184hp: da 184 a 219HP
Remapping Opel Signum
MasterTuning is a leader in developing remapping for Opel. La Opel Signum 3.0 CDTi 184hp può passare da 184 HP a 219 HP con un incremento di 35 HP.
The development of each remap is customized by MasterTuning.
- 100% tested and customized files guarantee
- Tested and developed on a 4x4 dyno
- Best performance, within safety margins
- Reduced fuel consumption
ECU Remapping Details Opel Signum 3.0 CDTi 184hp
The Opel Signum 3.0 CDTi 184hp is equipped with a diesel engine that produces 184 HP and 400 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Opel can achieve 219 HP (+19%) and 470 Nm (+18%).
Our Stage 1 tuning for the Signum 2003 - 2008 delivers an impressive gain of +35 HP and +70 Nm, optimizing the diesel engine's performance while maintaining reliability and staying within safe parameters.
The engine code Y30DT identifies this specific powerplant configuration. The Denso D0600 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
As a diesel engine, this Opel responds exceptionally well to ECU tuning. Owners typically report improved throttle response, smoother power delivery, and in many cases, better fuel efficiency under normal driving conditions.
Technical Specifications — Opel Signum 3.0 CDTi 184hp
Factory technical data for the Opel Signum 3.0 CDTi 184hp (2003 - 2008), used by MasterTuning engineers to develop a tailored, dyno-tested remap for this specific powerplant.
| Engine code | Y30DT |
|---|---|
| ECU / Control unit | Denso D0600 |
| Fuel | Diesel |
| Compression ratio | 18.5 |
| Bore × stroke | 87.5 X 82.0 mm |
| Stock power | 184 HP · 400 Nm |
| Remapped power (Stage 1) | 219 HP (+35) · 470 Nm (+70) |
Don't want to touch the ECU?
Rapid Dimsport add-on modules connect to the engine sensors with original connectors: they fit in a few hours and come off without a trace, leaving the factory software untouched. Useful on a leased car, one still under warranty or one you plan to sell soon. Check which ones fit your Opel Signum.
Frequently Asked Questions - Opel Signum
How much power can I gain from remapping my Opel Signum?
With MasterTuning Stage 1, your Opel Signum 3.0 CDTi 184hp can gain +35 HP (from 184 to 219 HP) and +70 Nm of torque. This represents a 19% increase in power.
Is ECU remapping safe for the Opel Signum engine?
Yes, MasterTuning's remapping for the Opel Signum 3.0 CDTi 184hp is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the Y30DT engine.
Is the Opel ECU remapping reversible?
Absolutely. The original factory calibration of your Opel Signum is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my Opel warranty?
ECU remapping may affect your manufacturer warranty. We recommend checking your specific warranty terms. Many of our customers choose to remap after the warranty period or accept this trade-off for the significant performance gains.
Other Remaps You Might Like
Other Engines Opel Signum 2003 - 2008
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Book your remap or ask for a quote
Stage 1 can be bought online and is done at the workshop you choose; for Stage 2 we send you a quote.
Stage 2 is quoted on request: write to us and we will reply with price and timing.
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