I don't know if it is well documented or not, but there's on in Vegas for sale. Higher miles (145k). Not mine. No affiliation. Never seen it up close and personal or from far away. YMMV.

4.6iS in Vegas

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Kirk
Las Vegas
2016 X5 40e Mineral White/Black Dakota Leather, ZLL, ZCW, ZDA, ZDB, ZPP, multi contour seats, rear side window shades, HK stereo
2011 E90M3, 6-speed manual