Air Injection Check Valve · ComponentO2 Sensorfor 2021 Hyundai Elantra 2.0L I4 · FWDUnitslb-ftNmTorque33lb-ft45 NmNotesApply anti-seize to threads onlyOther components in Air Injection Check ValveCover Screws8 lb-ft · 11 NmExhaust Flange Bolts33 lb-ft · 45 NmFlange Bolts35 lb-ft · 47 NmFlange Bolts35 lb-ft · 47 NmHanger Bolts15 lb-ft · 20 NmHanger Bolts15 lb-ft · 20 NmHeat Shield Bolts7 lb-ft · 10 NmManifold Nuts25 lb-ft · 34 NmMounting Bolts20 lb-ft · 27 Nm📝 Suggest a correction to this torque spec