NGK (4654) R7437-9 Racing Spark Plug， Pack of 1<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>You can depend on NGK for quality and reliability</li><li>Requires less voltage to ionize the plug gap</li><li>Fine wire iridium tipped center electrode</li><li>Allows a stronger spark</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31sv0BZ-uUL.jpg" noproxy>