NGK High Power Spark Plugs - NGK Spark Plugs
 
0.6mm Center Electrode
Enhanced Ignition ability
Trivalent Metal Plating
1 Step Colder than stock
 
NGK's IX Iridium Series Plugs were Designed Specifically for a Performance Car:
 
Fine Wire Center Electrode ensures high durability and a consistently stable Spark
Iridium Alloy has an extremely high melting point, perfect for today's high-tech, high performance Engines
Trivalent Metal Plating provides superior Anti-corrosion and Anti-seizing properties
Corrugated Ribs prevent flashover
Pure Alumina Silicate Ceramic Insulator, Provides superior strength and better heat transfer
Copper core aids in heat removal
Triple seals prevent leakage
 
(These will need to be gapped down to 0.026" for high performance applications)
 
(Set of 4)