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Old 12-17-2017, 12:57 AM   #12
toohighpsi
 
Drives: 2015 C7 Z06 M7
Join Date: Dec 2012
Location: So-Cal
Posts: 665
I run the factory Z06 plugs in the boosted LT1s. Not sure if they're cooler (never checked heat range - they are gapped smaller), but they have worked well.
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