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.