Rover MG ZT CDTi 135+ 131
ECU Remapping Bristol
Rover MG ZT CDTi 135+ 131 in Bristol. 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
Rover MG ZT CDTi 135+ 131: standard vs remapped
Diesel engine. Indicative stage 1 figures, fully dyno tested.
Power
+30 bhp · +23%- Standard131 bhp
- Remapped161 bhp
Torque
+40 Nm · +15%- Standard265 Nm
- Remapped305 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 Rover MG ZT CDTi 135+ 131 produces 131 bhp and 265 Nm of torque as standard. After a stage 1 ECU remap in Bristol, our figures show 161 bhp and 305 Nm: a gain of 30 bhp (23%) and 40 Nm (15%).
Treat the numbers as a guide: they are stage 1 estimates for a diesel MG Rover MG in sound condition, and individual cars differ.
Rover MG ZT CDTi 135+ 131: remap at a glance
- Fuel: Diesel
- Standard power: 131 bhp, remapped: 161 bhp (+30 bhp, +23%)
- Standard torque: 265 Nm, remapped: 305 Nm (+40 Nm, +15%)
- Service: stage 1 ECU remap, fully dyno tested
How ECU remapping works on a diesel MG Rover MG
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.
Rover MG ZT CDTi 135+ 131 against other Rover MG engines
Among the 2 diesel Rover MG engines we have figures for, the Rover MG ZT CDTi 135+ 131 ranks 2nd for power gain, 2 bhp below the Rover MG diesel average of 32 bhp.
Across our whole catalogue the average diesel remap adds 34 bhp and 73 Nm, so this engine's 30 bhp and 40 Nm sits below that benchmark.
MG Rover MG chip tuning in Bristol
Whether you live in Bristol or nearby, the Bristol Remap Experts site is your local route to a quote. We regularly work with drivers in Keynsham, Portishead, Nailsea, Kingswood and Clifton and nearby areas of the South West.
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 Bath, Somerset and Gwent, those neighbouring Remap Experts sites can help too.

Get a quote for your Rover MG ZT CDTi 135+ 131
Tell us about your car and we will come back with a quote by SMS or phone.
Included
What we can do for your MG Rover MG
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 Rover MG 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