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Old 07-30-2012, 08:45 PM   #77
george
ZL1 Driver
 
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Drives: Camaro ZL1 & BMW M3/E92
Join Date: May 2009
Location: PA
Posts: 529
My M3 CF roof has no cracks after 4 years. Could it be the heat coming from the engine? This must be repaired by GM. I'm changing to black hood insert and deleting the ECF from my ZL1 order.
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