Malibu Series/LT4 Post-Cat (Downstream) O2 Sensor Accessories This shifter varies based on

This shifter varies based on your ECM

Remove the protective cap covering the main output stud

White TriLite

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Used on all GV tower small(narrow) applications

Malibu Series/LT4 Post-Cat (Downstream) O2 Sensor Accessories This shifter varies based onPost Catalytic Converter Oxygen Sensor (Post Cat O2 Sensor) Location: Mounted in the exhaust elbow system or exhaust y pipe after the catalytic converter Installation Tips: Safety First: Make sure the engine and exhaust are completely cool to avoid burns. Disconnect the battery to avoid electrical shorts. Locate the Sensor: Find the post cat sensorit's the one after the catalytic converter in the exhaust pipe. Trace the wiring harness to confirm