Originally Posted by khpossum
The NGK irridium plugs DR8EIX also have a part number 6681. Napa did not have the DR8EIX partnumber in their computers, but they did have the alternate number. My Napa had to order them, but with Napa that means either the same day or the next day and for a LOT less money then Wunderlich.
So I can use that iridium with no issues?