2006-2010 Kia Optima Muffler Torque Specs

2.7L V6

Applies to 2006, 2007, 2008, 2009, and 2010 Kia Optima

Labor Time:1 hours

Torque Values (9 specifications)

Component	Nm	lb-ft	Notes
⚠️ Clamp Bolts	57	42	—
⚠️ Flange Bolts	43	32	Apply anti-seize
Hanger Bolts	22	16	—
Hanger Bracket Bolts	25	18	—
Heat Shield Bolts	14	10	—
⚠️ Manifold Nuts	35	26	Apply anti-seize
Muffler Clamps	55	41	—
⚠️ O2 Sensor	50	37	—
⚠️ O2 Sensor	50	37	Apply anti-seize to threads

The primary torque specification for muffler on a 2006-2010 Kia Optima is 57 Nm (42 lb-ft).

There are 9 torque specifications for muffler on the 2006-2010 Kia Optima 2.7L V6, covering all related fasteners and components.