Peugeot 407 2.2 158
ECU Remapping
Peugeot 407 2.2 158. 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
Peugeot 407 2.2 158: standard vs remapped
Petrol engine. Indicative stage 1 figures, fully dyno tested.
Power
+22 bhp · +14%- Standard158 bhp
- Remapped180 bhp
Torque
+31 Nm · +14%- Standard217 Nm
- Remapped248 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 Peugeot 407 2.2 158 gives 158 bhp and 217 Nm. Remapped across the UK, we record 180 bhp and 248 Nm, so 22 bhp and 31 Nm more, or 14% and 14% respectively.
These are indicative figures for a petrol Peugeot 407 in good health. Your own results depend on the condition of the car.
Peugeot 407 2.2 158 power and torque after remapping
- Fuel: Petrol
- Standard power: 158 bhp, remapped: 180 bhp (+22 bhp, +14%)
- Standard torque: 217 Nm, remapped: 248 Nm (+31 Nm, +14%)
- Service: stage 1 ECU remap, fully dyno tested
How ECU remapping works on a petrol Peugeot 407
On a petrol car the ECU controls fuelling, spark timing and any turbo boost. A remap re-calibrates those maps within safe limits, so the car responds more eagerly and pulls harder through the rev range.
How the Peugeot 407 2.2 158 compares
Among the 3 petrol 407 engines we have figures for, the 2.2 158 ranks 2nd for power gain, 1 bhp above the 407 petrol average of 21 bhp.
Across our whole catalogue the average petrol remap adds 27 bhp and 51 Nm, so this engine's 22 bhp and 31 Nm sits below that benchmark.
Peugeot 407 engine tuning
Remap Experts is a UK network of local remapping sites. Use Find a Local Tuner to reach your nearest site and get an exact quote.
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.

Ready for ECU remapping on your Peugeot 407?
Send your details and a specialist will confirm what is possible for your engine.
Included
What we can do for your Peugeot 407
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