• Designed specifically for the performance enthusiast, Iridium IX offers extreme ignitability, improved throttle response and superior anti fouling
  • 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
  • Longer insulator nose prevents fouling, the corrugated ribs on insulator prevents flashover, and a triple gasket seal eliminates combustion gas leakage
  • Iridium alloy has extremely high melting point, giving it high durability to heat and electrical wear, perfect for today's high-performance engines
  • Trivalent Metal Plating - superior anti-corrosion and anti-seizing properties


Manufacturer ‎NGK
Brand ‎NGK
Model ‎93911-4PK
Item Weight ‎6.4 ounces
Package Dimensions ‎4.02 x 3.86 x 0.83 inches
Item model number ‎93911-4PK
Manufacturer Part Number ‎93911