Denso (4702) IK20TT Iridium TT Spark Plug， (Pack of 1)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Denso # 4702</li><li>0.4mm Iridium Center Electrode</li><li>0.7mm Platinum Ground Electrode</li><li>Larger spark translates to more power and superior fuel economy</li><li>0.4 mm iridium center electrode， world's smallest diameter that maximizes firing potential</li><li>0.7 mm needle tip ground electrode， promotes higher spark energy and less heat quenching</li><li>DENSO patented 360 degree laser welding process， ensuring exceptional quality bond and structural strength with the iridium center electrode.</li><li>DENSO patented 360 degree laser welding process， ensuring exceptional quality bond and structural strength with the iridium center electrode.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31B0smeT2UL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/516KdJlsAQL.jpg" noproxy>