exhaustMuffler Torque Specsfor 2003 GMC Yukon 6.0L V8 Vortec · 4WDUnitslb-ftNm9 fastenersSeqComponentTorqueAngle—Clamp BoltsCritical52 lb-ft · 71 Nm——Flange BoltsCriticalApply anti-seize39 lb-ft · 53 Nm——Hanger Bolts20 lb-ft · 27 Nm——Hanger Bracket Bolts18 lb-ft · 25 Nm——Heat Shield Bolts14 lb-ft · 19 Nm——Manifold NutsCriticalApply anti-seize34 lb-ft · 46 Nm——Muffler Clamps41 lb-ft · 55 Nm——O2 SensorCriticalApply anti-seize to threads47 lb-ft · 64 Nm——O2 SensorCritical47 lb-ft · 64 Nm—📝 Suggest a correction to this torque spec