Photo 1 of 269 Motorsports O2 Oxygen Sensor Header Extension Wire harness Fits LS1 LS2 04-06 GTO CTS-V 12 inches

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Photo 1 of 269 Motorsports O2 Oxygen Sensor Header Extension Wire harness Fits LS1 LS2 04-06 GTO CTS-V 12 inchesPhoto 2 of 269 Motorsports O2 Oxygen Sensor Header Extension Wire harness Fits LS1 LS2 04-06 GTO CTS-V 12 inches