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Old 07-22-2013, 05:49 PM   #67
pdiddy

 
Drives: 2011 2SS
Join Date: Jun 2013
Location: Kansas City
Posts: 997
i want to get this straight so the people that are running ngk tr6 are you running the tr6ix or just thr tr6 I am not running the irredium just the tr6 4177 as this is what I was told to run by my tunner I was just curious if this is the same plug that many others are running and aside from the zr1 ac delco plugs
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2011 2SS,fti th400, ECS 1500, Flex Fuel, Boost built 376, squash fuel system
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