GREDDY SPARK PLUG: IRIDIUM ISO #6 (EA) GRD-13000076
Product Features
GReddy Spark Plugs are designed for cooler heat ranges to reduce heat and chances of pre-ignition. Iridium Tune Spark Plugs are ideal for mildly tuned engines, factory turbocharged engines or bolt on turbo kit equipped vehicles. PRO Iridium Plugs are ideal for high horsepower, higher boost applications and provide extra long life.
