Denso (3417) SK16HR11 Iridium Long Life Spark Plug， Pack of 1<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Denso # 3417</li><li>Extra Long Life Iridium Plug</li><li>0.7mm Fine Wire Iridium-Tipped Center Electrode</li><li>Platinum Tipped Ground Electrode</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31r%2B7U3y8OL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/419RauTDTpL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/21trSCj-3NL.jpg" noproxy>