12-22-2014, 05:07 AM
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#9
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Drives: 2015 Black ZL1 m6, gone 2012 CTS-V
Join Date: May 2014
Location: Metro Detroit
Posts: 225
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2016 CTS-V gets 640hp!
Will GM go all the way and place this powertrain in the new ZL1?
http://www.autoblog.com/2014/12/22/2...oit-auto-show/
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