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Old 01-16-2014, 10:37 PM   #527
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Member#: 178426
Join Date: Apr 2008
Location: FoCo
2010 S4


Originally Posted by ciege125 View Post
Thinking about running NGK one step plugs, but have read on a few sites that they arent nesecary and can even be harmful if your motor isnt putting down enough power..? Any truth to this? I was planning on throwing those with a fuel pump and ebcs on my stage 2
You don't need them. Don't run them. Once you go a couple hundred ho over stock you might need them depending on fuel.
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