Opel Astra II 1.7 DTI 75
ECU Tuning in Sheffield
Opel Astra II 1.7 DTI 75 in Sheffield. 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 II 1.7 DTI 75: standard vs remapped
Diesel engine. Indicative stage 1 figures, fully dyno tested.
Power
+27 bhp · +36%- Standard75 bhp
- Remapped102 bhp
Torque
+65 Nm · +39%- Standard165 Nm
- Remapped230 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
Out of the box the Opel Astra II 1.7 DTI 75 gives 75 bhp and 165 Nm. Remapped in Sheffield, we record 102 bhp and 230 Nm, so 27 bhp and 65 Nm more, or 36% and 39% respectively.
These are indicative figures for a diesel Opel Astra II in good health. Your own results depend on the condition of the car.
Opel Astra II 1.7 DTI 75 remap figures
- Fuel: Diesel
- Standard power: 75 bhp, remapped: 102 bhp (+27 bhp, +36%)
- Standard torque: 165 Nm, remapped: 230 Nm (+65 Nm, +39%)
- Service: stage 1 ECU remap, fully dyno tested
Diesel Opel Astra II: what changes with a remap
Modern diesels are held back by conservative factory calibrations. A remap updates the fuel and boost maps stored in the ECU, which is why drivers notice stronger acceleration from low revs and less need to change down on hills or when loaded.
How the Opel Astra II 1.7 DTI 75 compares
Among the 3 diesel Astra II engines we have figures for, the 1.7 DTI 75 ranks 3rd for power gain, 1 bhp below the Astra II diesel average of 28 bhp.
Across our whole catalogue the average diesel remap adds 34 bhp and 73 Nm, so this engine's 27 bhp and 65 Nm sits below that benchmark.
Remapping your Opel Astra II in Sheffield
Remap Experts Sheffield is part of the UK-wide Remap Experts network. We regularly work with drivers in Hillsborough, Treeton, Rotherham, Sharrow and High Green and nearby areas of Yorkshire & Humber.
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 Doncaster, Leeds and Bradford, those neighbouring Remap Experts sites can help too.

Ready for ECU tuning on your Opel Astra II in Sheffield?
Send your details and a specialist will confirm what is possible for your engine.
Included
What we can do for your Opel Astra II
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