more power
Nothing will give you any more power than the std stock plugs. For more power, re-gear, get s Supercharger, or get a Hemi.
I run iridium plugs because they are a special for the supercharger and run a heat level cooler and are not susceptible to cracking at high temps.
I run iridium plugs because they are a special for the supercharger and run a heat level cooler and are not susceptible to cracking at high temps.



