Kia Optima: Muffler > Repair procedures - Intake And Exhaust System - Engine Mechanical System - Kia Optima TF 2011-2026 Service ManualKia Optima: Muffler > Repair procedures

Removal and Installation

1. Remove the front muffler (B) after disconnecting the oxygen sensor connector (A).

Tightening torque:

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


2. Remove the catalytic converter & center muffler assembly (B) after disconnecting the oxygen sensor connector (A).

Tightening torque:

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


3. Remove the main muffler (A).

Tightening torque:

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


4. Installation is the reverse order of removal.
When installing, replace with new gaskets.
Muffler. Components and Components Location
Components   1. Front muffler 2. Catalytic converter & center muffler assembly 3. Main muffler 4. Gasket 5. Hanger ...

Engine Electrical System
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