Landrover Defender TD5 122
ECU Remapping
Landrover Defender TD5 122. 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
Landrover Defender TD5 122: standard vs remapped
Diesel engine. Indicative stage 1 figures, fully dyno tested.
Power
+33 bhp · +27%- Standard122 bhp
- Remapped155 bhp
Torque
+80 Nm · +27%- Standard300 Nm
- Remapped380 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
Looking for ECU remapping for your Landrover Defender TD5 122? Standard it makes 122 bhp and 300 Nm. With a stage 1 remap our figures show 155 bhp and 380 Nm, an extra 33 bhp (27%) and 80 Nm (27%).
Figures are indicative stage 1 estimates for a healthy diesel Land Rover Defender; results vary with the condition of the vehicle.
Landrover Defender TD5 122 remap figures
- Fuel: Diesel
- Standard power: 122 bhp, remapped: 155 bhp (+33 bhp, +27%)
- Standard torque: 300 Nm, remapped: 380 Nm (+80 Nm, +27%)
- Service: stage 1 ECU remap, fully dyno tested
Diesel Land Rover Defender: 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.
Landrover Defender TD5 122 against other Defender engines
Of the 3 diesel Defender engines in our data, this one comes 1st for power gain, which is 3 bhp above the Defender diesel average of 30 bhp.
Across our whole catalogue the average diesel remap adds 34 bhp and 73 Nm, so this engine's 33 bhp and 80 Nm sits below that benchmark.
Book chip tuning for your Land Rover Defender
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.
You get a fully dyno tested remap, a 30 day money back guarantee and a lifetime software warranty with every job. Get your quote today on 0800 779 7864.

Ready for ECU remapping on your Land Rover Defender?
Tell us about your car and we will come back with a quote by SMS or phone.
Included
What we can do for your Land Rover Defender
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 Defender engines
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