Opel Astra (iii) 1.3 CDTi 90
Engine Remapping in Coventry
Opel Astra (iii) 1.3 CDTi 90 in Coventry. 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 Astra (iii) 1.3 CDTi 90: standard vs remapped
Diesel engine. Indicative stage 1 figures, fully dyno tested.
Power
+31 bhp · +34%- Standard90 bhp
- Remapped121 bhp
Torque
+70 Nm · +35%- Standard200 Nm
- Remapped270 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
Owners of the Opel Astra (iii) 1.3 CDTi 90 in Coventry can expect a stage 1 remap to take it from 90 to 121 bhp and from 200 to 270 Nm, an extra 31 bhp (34%) and 70 Nm (35%).
The figures above are estimates for a standard, well-maintained Opel Astra III diesel; they are not a guarantee of any particular result.
Opel Astra (iii) 1.3 CDTi 90 remap figures
- Fuel: Diesel
- Standard power: 90 bhp, remapped: 121 bhp (+31 bhp, +34%)
- Standard torque: 200 Nm, remapped: 270 Nm (+70 Nm, +35%)
- Service: stage 1 ECU remap, fully dyno tested
How engine remapping works on a diesel Opel Astra III
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 Astra (iii) 1.3 CDTi 90 compares
Among the 6 diesel Astra III engines we have figures for, the Astra (iii) 1.3 CDTi 90 ranks 2nd for power gain, exactly the Astra III diesel average.
Across our whole catalogue the average diesel remap adds 34 bhp and 73 Nm, so this engine's 31 bhp and 70 Nm sits below that benchmark.
Book vehicle tuning for your Opel Astra III in Coventry
Remap Experts has a dedicated Coventry site, so you deal with a local team backed by a national network. We regularly work with drivers in Henley Green, Radford, Potters Green, Keresley and Edgwick and nearby areas of the West Midlands.
Each remap is dyno tested before it is signed off, and is protected by a 30 day money back guarantee and a lifetime software warranty. Ask for a quote online or by phone.
If you are closer to Birmingham, Leicester and Northampton, those neighbouring Remap Experts sites can help too.

Get a quote for your Opel Astra (iii) 1.3 CDTi 90
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 Astra III
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