Vauxhall Vectra B 2.5 V6 170
ECU Remapping in Midwales
Vauxhall Vectra B 2.5 V6 170 in Midwales. 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 Vectra B 2.5 V6 170: standard vs remapped
Petrol engine. Indicative stage 1 figures, fully dyno tested.
Power
+23 bhp · +14%- Standard170 bhp
- Remapped193 bhp
Torque
+36 Nm · +16%- Standard227 Nm
- Remapped263 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 Vauxhall Vectra B 2.5 V6 170 in Midwales can expect a stage 1 remap to take it from 170 to 193 bhp and from 227 to 263 Nm, an extra 23 bhp (14%) and 36 Nm (16%).
The figures above are estimates for a standard, well-maintained Vauxhall Vectra petrol; they are not a guarantee of any particular result.
Vauxhall Vectra B 2.5 V6 170 power and torque after remapping
- Fuel: Petrol
- Standard power: 170 bhp, remapped: 193 bhp (+23 bhp, +14%)
- Standard torque: 227 Nm, remapped: 263 Nm (+36 Nm, +16%)
- Service: stage 1 ECU remap, fully dyno tested
Petrol Vauxhall Vectra: what changes with a remap
Petrol engines are remapped by refining fuelling, ignition timing and, on turbocharged engines, boost control. Done carefully this releases performance the manufacturer left in reserve, giving sharper throttle response and a stronger top end.
How the Vauxhall Vectra B 2.5 V6 170 compares
Among the 8 petrol Vectra engines we have figures for, the B 2.5 V6 170 ranks 6th for power gain, 9 bhp below the Vectra petrol average of 32 bhp.
Across our whole catalogue the average petrol remap adds 27 bhp and 51 Nm, so this engine's 23 bhp and 36 Nm sits below that benchmark.
Book ECU tuning for your Vauxhall Vectra in Midwales
Based around Midwales, our team serves local drivers as part of the nationwide Remap Experts network. We regularly work with drivers in Llanidloes, Welshpool, Newtown, Machynlleth and Llandrindod Wells and nearby areas of Wales.
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 Gwent, Cardiff and Chester, those neighbouring Remap Experts sites can help too.

Want these figures on your Vauxhall Vectra B 2.5 V6 170?
Send your details and a specialist will confirm what is possible for your engine.
Included
What we can do for your Vauxhall Vectra
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 Vectra engines
- Vauxhall Vectra 2.8 OPC V6 T 255petrol
- Vauxhall Vectra 2.8 OPC V6 T 280petrol
- Vauxhall Vectra B 1.6 16vpetrol
- Vauxhall Vectra B 2.0 16v 136petrol
- Vauxhall Vectra B 2.0 Di 16v 82diesel
- Vauxhall Vectra B 2.0 DTI 16v 100diesel
- Vauxhall Vectra B 2.2 DTI 125diesel
- Vauxhall Vectra C 1.9 CDTi 120diesel
- Vauxhall Vectra C 1.9 CDTi 150diesel
- Vauxhall Vectra C 2.0 DTI 16v 100 Ab 02diesel
- Vauxhall Vectra C 2.0 T 175petrol
- Vauxhall Vectra C 2.2 16v DTI 125diesel
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