Repair Procedures: Replacement

Remove the ignition coil.
Using a spark plug wrench, remove the spark plug (A).
NOTE: Be careful that no contaminants enter into spark plug holes.

[Tau 5.0 GDI (Bank1)]

Fig 1: Identifying Spark Plugs (Tau 5.0 GDI - Bank1)
Courtesy of KIA MOTORS AMERICA, INC.

[Tau 5.0 GDI (Bank2)]

Fig 2: Identifying Spark Plugs (Tau 5.0 GDI - Bank2)
Courtesy of KIA MOTORS AMERICA, INC.

[Lamda 3.8 GDI (Bank1)]

Fig 3: Identifying Spark Plugs (Lambda 3.8 GDI - Bank1)
Courtesy of KIA MOTORS AMERICA, INC.

[Lamda 3.8 GDI (Bank2)]

Fig 4: Identifying Spark Plugs (Lambda 3.8 GDI - Bank2)
Courtesy of KIA MOTORS AMERICA, INC.
Install in the reverse order of removal.
Tightening torque:

14.7 ~ 24.5 N.m (1.5 ~ 2.5 kgf.m, 10.8 ~ 18.0 lb-ft)