Sheliz

Hey, does anyone know anything about Denso iridium spark plugs??? Thinking about buying a set.... they dynoed a stock IS300 and claim a 6.6 hp increase at the wheels and 5.1 increase in tq. Are they worth it?? Any info would be helpful......thanks

dpatterson069

i think it says that we already have those plugs in our stock cars..

EmoDragRacer

umm where did you see that..and yesw we have iridium plugs stock in our car,

Sheliz

thanks!!!! didn't know we already had them stock- someone on ebay is selling them specifically for the IS300, guess I won't be buying them