Could never go wrong with iridiums d-boi... Did you run a search on this to see the differences?

Hope this will not raise any heat but I found this elsewhere... Hope it answers your question:

http://ecomodder.com/forum/showthrea...orth-4037.html

http://www.supraforums.com/forum/arc.../t-463557.html

 

i read both those threads top to bottom, how come NGK makes so many different kinds for the same car, i mean the 7090's are platinum then they have the 6097's im lost here did i just put some poopy plugs in the GS lol

 

I have three words for you.

O
E
M.

 

so like stealership ones only? because i had chapmion 3701 plugs in there for 60k miles and there was no issues.