O2 Sensor - Upstream · ComponentHanger Boltsfor 2005 Audi A4 3.0L V6 · AWDUnitslb-ftNmTorque16lb-ft21 NmOther components in O2 Sensor - UpstreamFlange Bolts37 lb-ft · 50 NmFlange Bolts37 lb-ft · 50 NmHeat Shield Bolts10 lb-ft · 14 NmManifold Nuts26 lb-ft · 35 NmMounting Bolts21 lb-ft · 28 NmO2 Sensor37 lb-ft · 50 NmO2 Sensor37 lb-ft · 50 NmO2 Sensor37 lb-ft · 50 Nm📝 Suggest a correction to this torque spec