performance plugs?
godfathers10
03-30-2004, 07:31 PM
has anyone tried or noticed a difference with splitfire plugs is there any noticable difference. will it help me with low end torqe will anything? I have a slow 4.3L.
flaurora
04-14-2004, 03:44 AM
I have them and I have noticed no difference at all not even gas milage. When I replace them it will be with ac delco
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