Originally Posted by 2010SVT
Really? Didn't know that. I just switched to some autolite iridium plugs too.
Yes, I highly suggest going to coppers. 4 A103's are under $10 at your local parts store. You can order the AR103's online but there is not enough difference between them to justify waiting on shipping or the slight cost difference. My car felt like a new animal when I put them in at 38K with my mods(=