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Change log
v1.0 — 2025-06-21
• First public Stage 1 release for the Audi RS6 C8 4.0 TFSI (Bosch MG1CS008).
• A comprehensive recalibration of all primary performance maps for a breathtaking driving experience.
Release notes
v1.0 — 2025-06-21
• Package includes Original + Stage 1 binaries
• Confirm ECU number 4K0907557 and software 051553 before flashing
• Compatible with OBD tools supporting Bosch MG1CS008 controllers, like Autotuner
• Designed for a mechanically stock vehicle; high-octane fuel required
• Intended solely for off-road or motorsport applications
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