E46Fanatics - View Single Post - Cross drilled Rotors?
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Old 05-22-2011, 07:50 PM   #59
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Join Date: Nov 2009
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My Ride: SpecE46 & E46 M3
Same reason why a big brake kit won't show huge improvements over a properly designed oem system in a single 60-0 test. A bbk will have larger rotors for heat reasons, not surface area.

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