Laser Iridium Spark Plug by NGK NGK Laser Iridium Spark Plugs provide superior ignitability and long service life. The fine wire center electrode and the fine wire ground electrode offer the smallest tip diameter available with Iridium and Platinum surfaces that ensure a slow wear rate, providea stable idle, offer superior anti fouling, improve your fuel efficiency, and lower your vehicle’s emissions. Features Laser welded Iridium center electrode tip Platinum disc welded to backside of ground electrode provides Trivalent Metal Plating provides superior anti-corrosion and anti-seizing properties Faster starts and quicker acceleration Long service life, better fuel economy and lower emissions Best OEM Iridium spark plug available Original Equipment Manufacturer approved design Applications 2009 – 2010 Mitsubishi Lancer DE/ES/GTS 2009 – 2010 Mitsubishi Lancer Ralliart Specifications Center Electrode Material: Iridium Center Electrode Style: Fine Wire Ground Electrode Material: Platinum Ground Electrode Style: Standard Resistor Value: 5K Ohm What’s In The Box? 1 – Laser Iridium Spark Plugs Warranty NGK Manufacturer’s Warranty