NGK Iridium Premium Spark Plug Box of 4 (BR9EIX) | 3981

Features:

< li >Single Iridium Tip: Fine wire 0.6 millimeter iridium tip center electrode ensures high durability and a consistently stable spark

< li >Iridium Alloy Center Electrode: Iridium’s density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines

< li >Tapered Cut Ground Electrode: Reduced quenching design produces outstanding ignitability, improved acceleration, fuel efficiency and durability

< li >Solid Copper Core: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges

< li >Trivalent Metal Plating: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal

< li >Recommended Usage: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs

WARNING: Cancer and Reproductive Harm