NGK 4055 Bpr7Eix Spark Plug<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Designed to operate over a much wider heat range than ordinary plugs</li><li>Resists carbon buildup and pre-ignition</li><li>High alumina ceramics for better heat transfer and electrical insulation</li><li>Solid copper core and nickel tipped electrode provide a longer plus life</li><li>Patented triple gasket sealing process eliminates the possibility of combustion gas leakage</li><li>Designed specifically for the performance enthusiast， Iridium IX offers extreme ignitability， improved throttle response and superior anti-fouling</li><li>The 0.6mm laser welded fine Iridium tip ensures high durability and a consistently stable spark and the tapered ground electrode minimizes electrical quenching effect</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41au9mWQwXL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/415%2BlVYlo1L.jpg" noproxy>