Spark Plug: Application and ID

K20A3 Engine (Non Type S)

Spark Plug Type
NGK IZFR6K-11
DENSO SKJ20DR-M11


K20A2 Engine (Type S)

Spark Plug Type
NGK IFR7G-11K
NGK IFR7G-11KS
DENSO SK22PR-M11
DENSO SK22PR-M11S


K20Z1 Engine (2005 models)

Spark Plug Type
NGK IFR7G-11KS
DENSO SK22PR-M11S