You can also have the ECU programmed with the new wheel size and it will auto correct for the size. Plus if you decide to not get the ECU updated i have seen where some vehicles (like my 3er) will throw a cruise control malfunction. Simply adding the new tire size fixed it.
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Enjoying an E89 Z4, F30 320i and Fiat Abarth //
E85 Z4 (sold), E82 128i (sold), Fiat Pop 500 (sold)
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