Surprised noone mentioned- If you want a glossy black finish, you can actually lightly sand off the peeling coating and polish the black underneath. Pics of new ones installed? My wheel is perfect right now, but if it ever starts peeling I think I'd polish the stuff there.

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'10 X5 35d- 279k mi, deleted and DUDMD stage 2, daily and tow vehicle
'01 330i- Drift car: SLR Super angle, BC coils- keep it simple
'07 335i 6mt - Sold @ 171k miles- stage 2 daily commuter for 2 years