O2 Extension Harness for 2015-2017 Mustang 1) 8" Front Extension Harness (6-pin)

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O2 Extension Harness for 2015-2017 Mustang. Includes:1) 8" Front Extension Harness (6-pin) Oxygen Sensor Extension harnesses are included in Header kits where needed. This part num ber should only be ordered as a replacement for damaged or lost Oxygen Sensor Extensions. This part should not be needed if you have a 2018 or newer Mustang. Show more