Optimized Stage 1 tuning file for the 3.0 CDI ML350 (2010, ML164 chassis) with Bosch EDC17CP10 ECU. Calibrated for software version 512423, this file improves torque delivery and throttle responsiveness, while deactivating the EGR system for cleaner engine operation. Read via Alientech K-TAG and supplied as complete binary with original backup.