Quote:
Originally Posted by sfbimmer13
no cracking issue, however they warp quite easily - I have done 3 track days and the car is in the shop now to get new rotors and pads...
not sure what you mean by 2 piece setup?? There are 2 ventilated discs per side check here:
http://bmwfans.info/original/E92/Cou...4/ill-34_1423/
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Is the rotor and pad replacement covered under warranty with track use?