09-06-2015, 04:24 PM
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#9
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Drives: 2015 SS/RS M6 Commemorative
Join Date: Apr 2014
Location: Arizona
Posts: 2,268
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Quote:
Originally Posted by Trifecta23
How does it work and if it is a no brainer why doesn't GM just put it on the engines stock?
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Here we go again 
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