Opel Signum 3.0 V6 CDTi 184
Chip Tuning Gwent
Opel Signum 3.0 V6 CDTi 184 in Gwent. Standard and remapped figures for this exact engine.

- Fully dyno tested remaps
- 30 day money back guarantee
- Lifetime software warranty
- UK-wide local network
Remap stats
Opel Signum 3.0 V6 CDTi 184: standard vs remapped
Diesel engine. Indicative stage 1 figures, fully dyno tested.
Power
+36 bhp · +20%- Standard184 bhp
- Remapped220 bhp
Torque
+75 Nm · +19%- Standard400 Nm
- Remapped475 Nm
Tuning figures are indicative estimates, not guaranteed results. Actual results depend on the condition of the vehicle.
Prices from £130
Fully dyno tested | 30 day money back guarantee | Lifetime software warranty
Looking for chip tuning for your Opel Signum 3.0 V6 CDTi 184 in Gwent? Standard it makes 184 bhp and 400 Nm. With a stage 1 remap our figures show 220 bhp and 475 Nm, an extra 36 bhp (20%) and 75 Nm (19%).
Figures are indicative stage 1 estimates for a healthy diesel Opel Signum; results vary with the condition of the vehicle.
Opel Signum 3.0 V6 CDTi 184: remap at a glance
- Fuel: Diesel
- Standard power: 184 bhp, remapped: 220 bhp (+36 bhp, +20%)
- Standard torque: 400 Nm, remapped: 475 Nm (+75 Nm, +19%)
- Service: stage 1 ECU remap, fully dyno tested
How chip tuning works on a diesel Opel Signum
Nothing is bolted on in a diesel remap. The ECU's stored maps for injection quantity, rail pressure and turbo boost are rewritten within safe limits, and because diesels make power through torque, that is where the improvement is most obvious.
Opel Signum 3.0 V6 CDTi 184 against other Signum engines
Ranked by power gain against the other diesel Signum engines (5 in total), the 3.0 V6 CDTi 184 is 2nd, exactly the Signum diesel average.
Across our whole catalogue the average diesel remap adds 34 bhp and 73 Nm, so this engine's 36 bhp and 75 Nm sits at or above that benchmark.
Opel Signum ECU remapping in Gwent
Whether you live in Gwent or nearby, the Gwent Remap Experts site is your local route to a quote. We regularly work with drivers in Crumlin, Rassau, Manmoel, Ebbw Vale and Brynmawr and nearby areas of Wales.
You get a fully dyno tested remap, a 30 day money back guarantee and a lifetime software warranty with every job. Get your quote today on 0800 779 7864.
If you are closer to Cardiff, Bristol and Midwales, those neighbouring Remap Experts sites can help too.

Ready for chip tuning on your Opel Signum in Gwent?
Tell us about your car and we will come back with a quote by SMS or phone.
Included
What we can do for your Opel Signum
Stage 1 ECU remap
Add power and torque and improve driveability. Software only, tailored to your engine.
ECU repair and testing
Is your engine control unit playing up? We can arrange testing and repair, and source replacement ECUs.
DPF and EGR fault repair
Persistent DPF or EGR errors diagnosed and resolved in accordance with all current road-legal standards.
Engine carbon cleaning
Fault finding and carbon cleaning for the inside of your engine, typically completed in a couple of hours.
From quote to remapped in four steps
No jargon and no pressure. Here is exactly what happens.
- 01
Find your vehicle
Choose your make, model and engine to see the standard and remapped power and torque for your car.
- 02
Request a quote
Send your details and we contact you by SMS or call back with a quote. No obligation.
- 03
Book with your local site
Your local Remap Experts site arranges the remap and answers any questions about your car.
- 04
Remapped and dyno tested
Your remap is fully dyno tested, with a 30 day money back guarantee and a lifetime software warranty.
Everything you need to know
Plain-English guides to how remapping works, what it does and what to check first.
- 6 min read
What is ECU remapping?
The engine control unit, what a remap changes, and who it suits.
Read guide - 5 min read
The benefits of ECU remapping
More torque, better driveability and the potential for better economy.
Read guide - 6 min read
How ECU remapping works, step by step
From reading the original software to the dyno test.
Read guide