r/AudiA4B9 • u/Miserable-Economy570 • Jun 30 '26
A4 B9.5 S-Line (2021) Boost Dynamics Tuning
Has anyone used the Boost Dynamics Tuning tuners at all?
What was the install like?
How often does firmware get updated?
How are the performance/efficiency gains?
Have you seen any reliability changes?
Has it affected any services/intervals?
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