I like the idea of plugs that don't require replacement every 15000 miles or so. Had Iridiums on my V Strom and was very happy with them. I couldn't find much on Iridiums for the FJ, so I sent and e-mail to NGK and this is their response: Hello,     Thank you for your E-mail. The closest we offer to a Laser Iridium is a CR9EIA-9 stock no. 6289. This is a iridium plug with a nickel ground electrode. It comes out of the box gapped for your application at 0.036". You should be able to bu