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
...

See also:

Reset items
Items should be reset after the battery has been discharged or the battery has been disconnected. Auto down window (See section 4) Sunroof (See section 4) Trip computer (See section 4) C ...

Snow Tires
If you mount snow tires on your Kia, make sure they are radial tires of the same size and load range as the original tires. Mount snow tires on all four wheels to balance your vehicle’s handling ...

Valve Body. Components and Components Location
Components Location 1. PCV adjust screw 2. Solenoid valve 3. Oil temperature sensor 4. Accumulator 5. Low & reverse brake(LR/B) pressure flow hole 6. Under ...

Copyright www.kiopman.com 2026