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      11-04-2012, 01:27 PM   #14
CombatNinja
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Drives: e91 328i, e90 328i, e90 335i
Join Date: Feb 2011
Location: United States


Posts: 1,587
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What is goin' on with your engine start button? It looks weird... Are the stoptech rotors single piece on an aluminum hat? I wonder how they compare weight-wise to the OEM Z4 3.5si rotors.