Stage 1 Infiniti M37 3.8 Stage 1 ECU Tuning File – 11MF1A00000 (Hitachi Nissan ECU) 11MF1A

Change log

Infiniti and M37 are trademarks of Nissan Motor Corporation.
Hitachi is a trademark of Hitachi Ltd.
All brand names used for identification purposes only.
This tuning file is for off-road/competition use only.
The seller is not affiliated with Infiniti, Nissan, or Hitachi.
Reproduction or redistribution without permission is prohibited.

Release notes

  • v1.0 — 2025-05-27
    This Stage 1 release for the Infiniti M37 3.8L improves throttle response and midrange torque delivery on Hitachi Nissan ECU with software 11MF1A00000.
    Optimised for smooth operation on automatic transmission with checksum verification applied via OLS695.
    Supplied with original file for reference and safe fallback flashing.​

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