exhaustMuffler Torque Specsfor 2000 GMC Sierra 1500 4.3L V6 Vortec · RWDUnitslb-ftNm8 fastenersSeqComponentTorqueAngle—Clamp Bolts40 lb-ft · 54 Nm——Flange BoltsApply anti-seize30 lb-ft · 41 Nm——Hanger Bolts15 lb-ft · 20 Nm——Hanger Bracket Bolts18 lb-ft · 25 Nm——Heat Shield Bolts12 lb-ft · 16 Nm——Manifold NutsApply anti-seize29 lb-ft · 39 Nm——Muffler Clamps41 lb-ft · 55 Nm——O2 SensorApply anti-seize to threads40 lb-ft · 54 Nm—📝 Suggest a correction to this torque spec