Quote Originally Posted by BuBBaSBuBBLE View Post
What should these plugs be gapped to?
Depends on boost and power levels, but my boosted 8th gen with ~15-16 psi of boost making ~450whp, Vit suggested a gap of like .022''. This is with different plugs, but I imagine same applies. I use the NGK iridium heat range 9 plugs.