Quote:
Originally Posted by Q8_TwinTurbo
RacingBrakes were an excellent upgrade that i used in place of the stock & DBA 5000 series rotors that warped on a 335i.
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RB rotors are a good upgrade for a street car, but they have not fair well on the track. If 2-piece rotors are a must-have, the PFC DD 2-piece is a much better choice.