B58 & S58 FEMTO DME Code Upgrade for BMW/Supra 2021+

B58 & S58 FEMTO DME Code Upgrade for BMW/Supra 2021+

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This is for all 2021+ BMW and Supras that have their DME unlocked but need to send it back for a custom code upgrade!! (BM3 CustomRom version upgrade / MHD to their custom MHD+ code) 

This is for cars with BMW Bosch ECUs manufactured after June of 2020 (6/2020) that is already been unlocked previously with Femto

The process takes 4-7 business days from start to finish.

  • We check your ECU to confirm its Post-June Locked.
  • Your locked ECU is then sent to FEMTO.
  • FEMTO performs their unlock service on the ECU.
  • The ECU is returned to us, then shipped back to you with a overnight shipping label (Continental USA).
  • Please fill out this form and have it with your DME when shipping.

You'll receive your original ECU unlocked and ready to tune with BM3 or MHD+ of your choosing.

*Do note this is only for the unlock, the license & tune map is additional and can be found at the links below.

Click Here for Bootmod3 license that is needed for BM3 CustomRom.

Click Here for the Bootmod3 custom tune.