Ngk spark plugs spark plug iridium ix dr9eix

NGK IX Iridium Series Plugs were Designed Specifically for the Performance Enthusiast.<li> Fine Wire Center Electrode Ensures High Durability and a Consistently Stable Spark</li><li> Iridium Alloy has an Extremely High Melting Point, Perfect for Today's High-Tech, High Performance Engines</li><li> Trivalent Metal Plating Provides Superior Anti-Corrosion and Anti-Seizing Properties</li><li> Corrugated Ribs Prevent Flashover</li><li> Pure Alumina Silicate Ceramic Insulator, Provides Superior Strength and Better Heat Transfer</li><li> Copper Core Aids in Heat Removal</li><li> Triple Seals Prevent Leakage</li><li> 0.6mm Center Electrode</li><li> Enhanced Ignitability</li><li> Trivalent Metal Plating</li>