List it and be patient and pay the extra fees to not have the "reseller services" trolls bug you (on Autotrader, etc). You will only see hits for extremely interested parties.
I might have to do the same with my 535 within a year to snag an M3....I did do the Carmax thing and it was at least $3k below what I expected.
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2023 G05 X5 x40i Phytonic Blue
....many prior BMW's back to a 1966 1600
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