Bosch (9654) HR9SII330X Original Equipment Fine Wire Iridium Spark Plug， (Pack of 1)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>0.6mm ultra fine wire iridium center electrode provides exceptional ignitability</li><li>360° continuous laser welded center electrode provides unmatched resistance to thermal shock that can occur in today's high performance engines</li><li>Bosch EXCLUSIVE tapered laser-welded platinum ground electrode provides more area for flame growth and increased durability</li><li>Nickel plated housing provides superior resistance to corrosion and seizing</li><li>Factory set pre-gap ensures ease of installation</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31hc0rI%2BTxL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41X0ba352BL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/71uEfT5JqLS.png" noproxy>