Muffler Torque Specifications

2001-2005 Lexus GS 430 4.3L V8

Labor Time:1 hours

Torque Values (6 specifications)

Component	Nm	lb-ft	Notes
⚠️ Clamp Bolts	54	40	—
⚠️ Flange Bolts	41	30	Apply anti-seize
Hanger Bolts	20	15	—
Heat Shield Bolts	16	12	—
⚠️ Manifold Nuts	39	29	Apply anti-seize
⚠️ O2 Sensor	54	40	Apply anti-seize to threads

The primary torque specification for muffler on a 2001-2005 Lexus GS 430 is 54 Nm (40 lb-ft).

There are 6 torque specifications for muffler on the 2001-2005 Lexus GS 430 4.3L V8, covering all related fasteners and components.