You will get better performance and service life out of the solid plain rotors. If you are more interested in the looks then these are fine. Might want to also look at Centric rotors, if you are not happy with the OE rotors.

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2007 X3 3.0si, 6 MT, Premium, White

Retired:
2008 535i, 6 MT, M Sport, Premium, Space Grey
2003 X5 3.0 Steptronic, Premium, Titanium Silver
2002 325xi 5 MT, Steel Grey
2004 Z4 3.0 Premium, Sport, SMG, Maldives Blue