VAG Bosch ECU MG1CS163/MG1CS164 - Mail-in Unlock Nottingham

Finally, a solution for Bosch ECUs in Audi RS3 8Y, RSQ3 F3 and Cupra Formentor VZ5 models featuring the famous Audi’s 2.5-liter five-cylinder turbo engine.

Compatible ECUs: 

• BOSCH MG1CS163 TC298

• BOSCH MG1CS164 TC387

To use this service, you’ll need to ship your ECU to our headquarters for unlocking.

We verify your ECU’s eligibility by performing a Bench identification before sending it in for Mail-in Unlock.

Once the unlock is completed, we’ll return the ECU to you, ready for Bench & OBD read/write operations.

Good news: a dealer update does not impact Mail-in Unlock. 👍

We take care of the entire logistics process.

This service applies to a single ECU only.

The ECU will be systematically returned to stock. If it was previously tuned, the tuned file will be permanently lost.

Mail-in Unlock is compatible with AutoTuner Tool and One. Compatibility with third-party tools cannot be guaranteed.

Image for illustration only – ECU not included.