VAG Bosch MD1CS004 / MD1CS104 ECU Unlock — Audi TDI Platforms — Add-On With YPG Tune

VAG Bosch MD1CS004 / MD1CS104 Mail-In ECU Unlock — YPG Motorsport

Compatible with: Audi and other VAG platforms running Bosch MD1CS004 or MD1CS104 diesel ECUs, plus Ford and Man commercial applications that share the same Bosch platform. Coverage includes Audi TDI models, VAG diesel derivatives, and select Ford diesel platforms.

The MD1CS004 and MD1CS104 ship from the factory locked and block all third-party read/write access. This mail-in unlock permanently removes the security lock so YPG Motorsport can flash your custom Stage 1 or Stage 2 diesel calibration on the bench.

What's Included

• Full Bosch MD1CS004 / MD1CS104 security unlock (read/write access enabled)
• ECU handling and coordination with our Autotuner mail-in partner (Luxembourg)
• Post-unlock bench flash of your selected YPG tune
• FedEx International Priority return shipping

Purchase Requirements

This unlock service is an add-on and cannot be purchased alone. You must also purchase a YPG Bench tune for your vehicle. Standalone unlock purchases will be refunded and cancelled.

Process & Turnaround

1. Purchase this unlock alongside your YPG tune
2. Ship your ECU to YPG Motorsport in Kuwait (shipping instructions provided post-order)
3. We coordinate the mail-in unlock (7–10 business days)
4. ECU returned to YPG, flashed with your custom tune, and shipped back to you
5. Total turnaround: 10–14 business days

GCC Delivery + Worldwide

Fast handling for Kuwait, UAE, Saudi Arabia, Qatar, Bahrain, and Oman. Worldwide remote delivery via FedEx International Priority.