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      03-20-2018, 02:14 PM   #59
spiderspider
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Drives: E90 M3 DCT, 991 C4S, E46 330i
Join Date: Dec 2014
Location: Danville, CA

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there's warping and then there's 'warping'. i just assume people are talking about pad deposits. only time i've had issues with rotors was due to improper bedding procedure or getting grease on the rotor or pad during installation. but i don't track.
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