Skip to content
Remap Experts. Tuning you can trust

BMW 135i 306
ECU Remapping North East

BMW 135i 306 in North East. Standard and remapped figures for this exact engine.

+50 bhpPower gain
+80 NmTorque gain
356 bhpRemapped power
BMW logo
  • Fully dyno tested remaps
  • 30 day money back guarantee
  • Lifetime software warranty
  • UK-wide local network

Remap stats

BMW 135i 306: standard vs remapped

Petrol engine. Indicative stage 1 figures, fully dyno tested.

Power

+50 bhp · +16%
Standard306 bhp
Remapped356 bhp

Torque

+80 Nm · +20%
Standard400 Nm
Remapped480 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

Get your quote

What does a remap do for the BMW 135i 306? Our figures show power up from 306 to 356 bhp (+16%) and torque up from 400 to 480 Nm (+20%), a stage 1 result you can book in North East.

Treat the numbers as a guide: they are stage 1 estimates for a petrol BMW 1 Series in sound condition, and individual cars differ.

BMW 135i 306 remap figures

  • Fuel: Petrol
  • Standard power: 306 bhp, remapped: 356 bhp (+50 bhp, +16%)
  • Standard torque: 400 Nm, remapped: 480 Nm (+80 Nm, +20%)
  • Service: stage 1 ECU remap, fully dyno tested

How ECU remapping works on a petrol BMW 1 Series

With a petrol engine the remap works through the ECU's ignition, fuelling and turbo boost tables. Re-calibrating them within safe limits releases power that is already there, rather than adding anything to the engine.

BMW 135i 306 against other 1 Series engines

Among the 9 petrol 1 Series engines we have figures for, the 135i 306 ranks 1st for power gain, 25 bhp above the 1 Series petrol average of 25 bhp.

Across our whole catalogue the average petrol remap adds 27 bhp and 51 Nm, so this engine's 50 bhp and 80 Nm sits at or above that benchmark.

Book engine remapping for your BMW 1 Series in North East

Whether you live in North East or nearby, the North East Remap Experts site is your local route to a quote. We regularly work with drivers in Duns, North Shields, Netherton, Morpeth and Cramlington and nearby areas of the North East.

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 Newcastle, Carlisle and Leeds, those neighbouring Remap Experts sites can help too.

Ready for ECU remapping on your BMW 1 Series in North East?

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.

  1. 01

    Find your vehicle

    Choose your make, model and engine to see the standard and remapped power and torque for your car.

  2. 02

    Request a quote

    Send your details and we contact you by SMS or call back with a quote. No obligation.

  3. 03

    Book with your local site

    Your local Remap Experts site arranges the remap and answers any questions about your car.

  4. 04

    Remapped and dyno tested

    Your remap is fully dyno tested, with a 30 day money back guarantee and a lifetime software warranty.

Get your quote

Ready to unlock your engine?

Tell us about your vehicle and we will contact you by SMS or call back with a quote. No obligation.

  • Fully dyno tested remaps
  • 30 day money back guarantee
  • Lifetime software warranty
0800 779 7864

Prefer to talk? Call now to find out more.

Call 0800 779 7864Get a quote