iWire Subaru Rear O2 Sensor Replacement Sub Harness

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$59.99
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$59.99
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SKU PP-SURS001

Don't let an old rear oxygen sensor sub harness fail and cause ECU damage when the power wire grounds out on either the transmission or downpipe. Also great for turbo engine swaps that do not utilize the turbo transmission with attached sub harness or sub harness was not received.

Built with military grade materials to withstand the harsh environment underneath the car that includes heat, vibration, and debris.

Standard length is 30 inches. Custom lengths available on request. If you need a short extension please click here

Compatible Cars:
  • 2002-2014 WRX
  • 2004-2022 STI
  • 2004-2013 Forester XT

Don't let an old rear oxygen sensor sub harness fail and cause ECU damage when the power wire grounds out on either the transmission or downpipe. Also great for turbo engine swaps that do not utilize the turbo transmission with attached sub harness or sub harness was not received.

Built with military grade materials to withstand the harsh environment underneath the car that includes heat, vibration, and debris.

Standard length is 30 inches. Custom lengths available on request. If you need a short extension please click here

Compatible Cars:
  • 2002-2014 WRX
  • 2004-2022 STI
  • 2004-2013 Forester XT


This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov