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      03-10-2019, 05:20 PM   #17
zentanker
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Drives: 2016 M Sport 228i Mineral Grey
Join Date: Jul 2015
Location: Central Texas

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Quote:
Originally Posted by mike@x-ph.com View Post
tune is 100% safe proven by thousands of users.
Yes most people remove it before their dealership visit

I have the Stage 1 and I never bothered to remove it before warrantied dealer visits. It was not once ever mentioned. I don't even know if they noticed I had it at all.
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