Catalytic Converter And Center Muffler

Remove the front muffler heat protector (A).
Tightening torque:

9.8 - 11.8 N.m (1.0 -1.2 kgf.m, 7.2 - 8.7 lb.ft)

Courtesy of KIA MOTORS AMERICA, INC.
Remove the floor under cover.
Remove the center muffler and catalytic converter assembly stay bracket (A).
Tightening torque:

9.8 - 11.8 N.m (1.0 -1.2 kgf.m, 7.2 - 8.7 lb.ft)

Courtesy of KIA MOTORS AMERICA, INC.
Remove the center muffler and catalytic converter assembly (A).
Tightening torque:

39.2 - 58.8 N.m (4.0 - 6.0 kgf.m, 28.9 - 43.4 lb.ft)

Courtesy of KIA MOTORS AMERICA, INC.
Install in the reverse order of removal.
NOTE: When installing, replace with new gaskets.