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      03-07-2012, 12:06 PM   #73
BiscottiGelato
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Canada
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Drives: 09 135i M Sport 6MT
Join Date: Nov 2006
Location: GVA


Posts: 633
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What is the main benefit over RB rotors in going with these M3 Competition/Z4M rotors? Price? I am also wondering if cross drilled is any good.