BMW 123d 204
Engine Tuning in Belfast
BMW 123d 204 in Belfast. 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
BMW 123d 204: standard vs remapped
Diesel engine. Indicative stage 1 figures, fully dyno tested.
Power
+40 bhp · +20%- Standard204 bhp
- Remapped244 bhp
Torque
+65 Nm · +16%- Standard400 Nm
- Remapped465 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
Engine tuning for the BMW 123d 204 in Belfast takes it from 204 to 244 bhp and from 400 to 465 Nm in our stage 1 figures: +40 bhp (20%) and +65 Nm (16%).
The figures above are estimates for a standard, well-maintained BMW 1 Series diesel; they are not a guarantee of any particular result.
BMW 123d 204 power and torque after remapping
- Fuel: Diesel
- Standard power: 204 bhp, remapped: 244 bhp (+40 bhp, +20%)
- Standard torque: 400 Nm, remapped: 465 Nm (+65 Nm, +16%)
- Service: stage 1 ECU remap, fully dyno tested
What a remap does for a diesel BMW 1 Series
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.
How the BMW 123d 204 compares
Among the 5 diesel 1 Series engines we have figures for, the 123d 204 ranks 2nd for power gain, 3 bhp above the 1 Series diesel average of 37 bhp.
Across our whole catalogue the average diesel remap adds 34 bhp and 73 Nm, so this engine's 40 bhp and 65 Nm sits at or above that benchmark.
BMW 1 Series engine remapping in Belfast
Based around Belfast, our team serves local drivers as part of the nationwide Remap Experts network. We regularly work with drivers in Holywood, Newtownabbey, Millisle, Lisburn and Dunmurry and nearby areas of Northern Ireland.
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 Glasgow, Scotland and Carlisle, those neighbouring Remap Experts sites can help too.
Get a quote for your BMW 123d 204
Send your details and a specialist will confirm what is possible for your engine.
Included
What we can do for your BMW 1 Series
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