Hulk

LFR7AIX NGK Iridium IX
You don't need to change them every oil change, that's insane.

demetaktak

NGK (4644) BKR7E
i was thinking of getting those you posted but was told these ones would do better. but i d bee changing 3-4k miles.

what about weistec plugs? is it just marketing or are they really worth 300 bucks?

Hulk

The plugs I posted are good for a long time, why change plugs every 3000 miles??

demetaktak

hulk, dude what mods you running and what power you putting down?