Flex Pipe · ComponentHanger Boltsfor 2003 Kia Optima 2.4L I4 · FWDUnitslb-ftNmTorque15lb-ft20 NmOther components in Flex PipeCover Screws8 lb-ft · 11 NmFlange Bolts35 lb-ft · 47 NmHeat Shield Bolts10 lb-ft · 14 NmManifold Nuts25 lb-ft · 34 NmMounting Bolts20 lb-ft · 27 NmO2 Sensor35 lb-ft · 47 Nm📝 Suggest a correction to this torque spec