Vauxhall Zafira 1.7 CDTi 125
ECU Remapping
Vauxhall Zafira 1.7 CDTi 125. 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 Zafira 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
What does a remap do for the Vauxhall Zafira 1.7 CDTi 125? Our figures show power up from 125 to 150 bhp (+20%) and torque up from 280 to 345 Nm (+23%), a stage 1 result you can book across the UK.
Treat the numbers as a guide: they are stage 1 estimates for a diesel Vauxhall Zafira in sound condition, and individual cars differ.
Vauxhall Zafira 1.7 CDTi 125 power and torque after remapping
- 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 Vauxhall Zafira: what changes with a remap
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.
Vauxhall Zafira 1.7 CDTi 125 against other Zafira engines
Among the 6 diesel Zafira engines we have figures for, the 1.7 CDTi 125 ranks 6th for power gain, 6 bhp below the Zafira diesel average of 31 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.
Remapping your Vauxhall Zafira across the UK
Our network covers the whole of the UK through local Remap Experts sites. Find your area to get a quote from a specialist near you.
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.

Want these figures on your Vauxhall Zafira 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 Vauxhall Zafira
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 Zafira engines
- Vauxhall Zafira 1.6 16v 101 (a)petrol
- Vauxhall Zafira 1.7 CDTi 110 (b +2005)diesel
- Vauxhall Zafira 1.9 CDTi 100diesel
- Vauxhall Zafira 1.9 CDTi 120diesel
- Vauxhall Zafira 1.9 CDTi 150diesel
- Vauxhall Zafira 2.0 DTI 100 (-2002) (a)diesel
- Vauxhall Zafira 2.0 DTI 82 (a)diesel
- Vauxhall Zafira 2.0 T 200petrol
- Vauxhall Zafira 2.0 T 240petrol
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