Vehicle details

BMW 4 SeriesM440d MH 340 bhp

BMW
Available Services
VMax removal
  • Model

    BMW 4 Series

  • Variant

    M440d MH 340 bhp

  • Years

    2020-now

  • Fuel

    Diesel

  • Engine Size

    2993

  • ECU Type

    Bosch MD1CP032

Celtic Tuning's economy software is designed to improve fuel efficiency during normal daily driving, specifically under part-throttle conditions.

It delivers a smoother power curve and improved fuel economy, though actual savings and performance gains will depend on factors such as driving style, road conditions, and vehicle load.

Original Modified Difference
340

bhp

412

bhp

+72

bhp

700

Nm

800

Nm

+100

Nm

Stage Notes

This Stage 1 ECU remap, developed by Celtic Tuning, is designed to safely improve your vehicle's power and torque whilst maintaining standard components and remaining within tolerances.

It's the perfect balance of increased power and day-to-day usability, which is ideal for those who want extra performance but not at the cost of additional hardware or reliability.