Opel Meriva 1.7 CDTi 125
Remapping in Cardiff
Opel Meriva 1.7 CDTi 125 in Cardiff. 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 Meriva 1.7 CDTi 125: standard vs remapped
Diesel engine. Indicative stage 1 figures, fully dyno tested.
Power
+25 bhp · +20%- Standard125 bhp
- Remapped150 bhp
Torque
+65 Nm · +23%- Standard280 Nm
- Remapped345 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
A stage 1 remap lifts the Opel Meriva 1.7 CDTi 125 from 125 bhp to 150 bhp, and from 280 Nm to 345 Nm of torque. That is 25 bhp (20%) more power and 65 Nm (23%) more torque from software alone, available in Cardiff.
These are indicative figures for a diesel Opel Meriva in good health. Your own results depend on the condition of the car.
Opel Meriva 1.7 CDTi 125 remap figures
- Fuel: Diesel
- Standard power: 125 bhp, remapped: 150 bhp (+25 bhp, +20%)
- Standard torque: 280 Nm, remapped: 345 Nm (+65 Nm, +23%)
- Service: stage 1 ECU remap, fully dyno tested
Diesel Opel Meriva: what changes with a remap
On a diesel the ECU decides how much fuel is injected and how hard the turbo works. A remap adjusts those calibrations within safe limits, so the gains show up mainly as extra torque low in the rev range and smoother, more responsive pull.
How the Opel Meriva 1.7 CDTi 125 compares
Among the 3 diesel Meriva engines we have figures for, the 1.7 CDTi 125 ranks 3rd for power gain, 3 bhp below the Meriva diesel average of 28 bhp.
Across our whole catalogue the average diesel remap adds 34 bhp and 73 Nm, so this engine's 25 bhp and 65 Nm sits below that benchmark.
Opel Meriva ECU tuning in Cardiff
Based around Cardiff, our team serves local drivers as part of the nationwide Remap Experts network. We regularly work with drivers in Pentyrch, Rumney, Riverside, Rhiwbina and Llandaff and nearby areas of Wales.
All our remaps are fully dyno tested, backed by a 30 day money back guarantee and covered by a lifetime software warranty. Request a quote online or call 0800 779 7864.
If you are closer to Gwent, Bristol and Midwales, those neighbouring Remap Experts sites can help too.

Get a quote for your Opel Meriva 1.7 CDTi 125
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 Meriva
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.
Same model
Other Meriva engines
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