Vauxhall Astra 1.9 CDTi 100 (iii)
Remapping Sussex
Vauxhall Astra 1.9 CDTi 100 (iii) in Sussex. 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
Vauxhall Astra 1.9 CDTi 100 (iii): standard vs remapped
Diesel engine. Indicative stage 1 figures, fully dyno tested.
Power
+30 bhp · +30%- Standard100 bhp
- Remapped130 bhp
Torque
+65 Nm · +25%- Standard260 Nm
- Remapped325 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
The Vauxhall Astra 1.9 CDTi 100 (iii) produces 100 bhp and 260 Nm of torque as standard. After a stage 1 ECU remap in Sussex, our figures show 130 bhp and 325 Nm: a gain of 30 bhp (30%) and 65 Nm (25%).
Treat the numbers as a guide: they are stage 1 estimates for a diesel Vauxhall Antara in sound condition, and individual cars differ.
Vauxhall Astra 1.9 CDTi 100 (iii) remap figures
- Fuel: Diesel
- Standard power: 100 bhp, remapped: 130 bhp (+30 bhp, +30%)
- Standard torque: 260 Nm, remapped: 325 Nm (+65 Nm, +25%)
- Service: stage 1 ECU remap, fully dyno tested
Diesel Vauxhall Antara: 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.
Vauxhall Astra 1.9 CDTi 100 (iii) against other Antara engines
Of the 10 diesel Antara engines in our data, this one comes 6th for power gain, which is 1 bhp below the Antara diesel average of 31 bhp.
Across our whole catalogue the average diesel remap adds 34 bhp and 73 Nm, so this engine's 30 bhp and 65 Nm sits below that benchmark.
Remapping your Vauxhall Antara in Sussex
Drivers in Sussex book through the Sussex Remap Experts site, one of our local sites across the UK. We regularly work with drivers in Lewes, Rye, Worthing, Newhaven and Horsham and nearby areas of the South East.
Every remap is fully dyno tested and comes with a 30 day money back guarantee and a lifetime software warranty. Call 0800 779 7864 for a quote.
If you are closer to Eastbourne, Crawley and Surrey, those neighbouring Remap Experts sites can help too.

Want these figures on your Vauxhall Astra 1.9 CDTi 100 (iii)?
Send your details and a specialist will confirm what is possible for your engine.
Included
What we can do for your Vauxhall Antara
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 Antara engines
- Vauxhall Antara 2.0 CDTi 150diesel
- Vauxhall Astra 1.3 CDTi 90 (iii)diesel
- Vauxhall Astra 1.7 DTI 75 (ii)diesel
- Vauxhall Astra 2.0 Di 16v 82 (ii)diesel
- Vauxhall Astra 2.0 DTI 16v 100 (ii)diesel
- Vauxhall Astra 2.0 T 200 (iii)petrol
- Vauxhall Astra 2.0 T 240 (iii)petrol
- Vauxhall Astra II 1.6 16v 100 (II)petrol
- Vauxhall Astra II 2.0 16 V T 192 (II)petrol
- Vauxhall Astra III 1.7 CDTi 100 (III)diesel
- Vauxhall Astra III 1.7 CDTi 80 (III)diesel
- Vauxhall Astra III 1.9 CDTi 120 (III)diesel
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