exhaustFlex Pipe Torque Specsfor 2002 GMC Sierra 1500 4.3L V6 Vortec · RWDUnitslb-ftNm8 fastenersSeqComponentTorqueAngle—Cover Screws8 lb-ft · 11 Nm——Exhaust Clamps41 lb-ft · 55 Nm——Flange Bolts33 lb-ft · 45 Nm——Hanger Bolts17 lb-ft · 23 Nm——Heat Shield Bolts12 lb-ft · 16 Nm——Manifold NutsApply anti-seize29 lb-ft · 39 Nm——Mounting Bolts20 lb-ft · 27 Nm——O2 SensorApply anti-seize to threads40 lb-ft · 54 Nm—📝 Suggest a correction to this torque spec