O2 Sensor - Upstream · ComponentMounting Boltsfor 2003 Audi A6 3.0L V6 · AWDUnitslb-ftNmTorque21lb-ft28 NmOther components in O2 Sensor - UpstreamFlange Bolts37 lb-ft · 50 NmHanger Bolts16 lb-ft · 21 NmO2 Sensor37 lb-ft · 50 NmO2 Sensor37 lb-ft · 50 Nm📝 Suggest a correction to this torque spec