exhaustMuffler Torque Specsfor 2019 GMC Yukon 5.3L V8 · 4WDUnitslb-ftNm6 fastenersSeqComponentTorqueAngle—Clamp BoltsCritical40 lb-ft · 54 Nm——Flange BoltsCriticalApply anti-seize30 lb-ft · 41 Nm——Hanger Bolts15 lb-ft · 20 Nm——Hanger Bracket Bolts18 lb-ft · 25 Nm——Muffler Clamps41 lb-ft · 55 Nm——O2 SensorCritical44 lb-ft · 59 Nm—📝 Suggest a correction to this torque spec