Quote:
Originally Posted by Chuck33079
Pretty much every oem performance car used iridium, especially turboed ones. Pretty much every tuner will recommend iridium for a FI Z. Copper is better if you like changing plugs every 10k in a boosted application. Buy the gtr plugs and go on about your day.
|
The end question is.
Longer life or better spark?
And these statements are all correct.
Sent from my iPhone using Tapatalk