Great info guys! I've just seen so many suggestions on this site and others for the NGK coppers that are listed OEM on RockAuto, but i hear you loud and clear Rubehayseed lol. It actually had Bosch Super Plus plugs that i swapped out, so I don't know lol. I have noticed i have to keep my foot on the gas more to keep up to speed but there is no rough idling in park or drive stopped in traffic, which is why I am here. To learn from the masters