Stage 1 S-Class S63 5.5 AMG V8 BI-Turbo — MED17.7.3 541542 Bosch — ECU Files 0261S08472

• Initial release of the Stage 1 calibration for the S63 AMG 5.5L V8 Biturbo (MED17.7.3).
• A comprehensive recalibration of all primary performance maps for a breathtaking driving experience.
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• Package includes Original + Stage 1 binaries
• Confirm ECU number 0261S08472 and software 541542 before flashing
• Compatible with boot mode tools supporting Bosch MED17.7.3 controllers, like CMD
• Designed for a mechanically stock vehicle; high-octane fuel recommended
• Intended solely for off-road or motorsport applications​