BMW 325d E90 197
Engine Tuning Northampton
BMW 325d E90 197 in Northampton. 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 325d E90 197: standard vs remapped
Diesel engine. Indicative stage 1 figures, fully dyno tested.
Power
+35 bhp · +18%- Standard197 bhp
- Remapped232 bhp
Torque
+70 Nm · +18%- Standard400 Nm
- Remapped470 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 engine tuning for your BMW 325d E90 197 in Northampton? Standard it makes 197 bhp and 400 Nm. With a stage 1 remap our figures show 232 bhp and 470 Nm, an extra 35 bhp (18%) and 70 Nm (18%).
Figures are indicative stage 1 estimates for a healthy diesel BMW 3 Series; results vary with the condition of the vehicle.
BMW 325d E90 197: remap at a glance
- Fuel: Diesel
- Standard power: 197 bhp, remapped: 232 bhp (+35 bhp, +18%)
- Standard torque: 400 Nm, remapped: 470 Nm (+70 Nm, +18%)
- Service: stage 1 ECU remap, fully dyno tested
How engine tuning works on a diesel BMW 3 Series
The gains from remapping a diesel come from the engine management software rather than new parts: injection, boost and torque limits are re-mapped, which is why torque improves most and why the car often feels easier to drive at lower revs.
BMW 325d E90 197 against other 3 Series engines
Among the 13 diesel 3 Series engines we have figures for, the 325d E90 197 ranks 7th for power gain, 2 bhp below the 3 Series diesel average of 37 bhp.
Across our whole catalogue the average diesel remap adds 34 bhp and 73 Nm, so this engine's 35 bhp and 70 Nm sits at or above that benchmark.
Remapping your BMW 3 Series in Northampton
This is the Northampton site of the Remap Experts network, serving local drivers. We regularly work with drivers in Newport Pagnell, Towcester, Silverstone, Rushden and Market Harborough and nearby areas of the East Midlands.
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.
If you are closer to Leicester, Milton Keynes and Coventry, those neighbouring Remap Experts sites can help too.

Ready for engine tuning on your BMW 3 Series in Northampton?
Tell us about your car and we will come back with a quote by SMS or phone.
Included
What we can do for your BMW 3 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.
Same model
Other 3 Series 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