[mrmike]

Iridium spark plugs. Has anyone tried them? Do they increase performance or mileage?

 

[cantyoumember12]

https://shop.advanceautoparts.com/p...12y1-sp-535/11044156-P?searchTerm=Spark+Plugs iridium is stock.

 

[helo735]

spark plugs. Has anyone tried them? Do they increase performance or mileage?

There's really no discernible performance gains from iridium plugs. They just last longer.