Home > 05-2010 Mustang > Exhaust > 02 Extensions > Mustang 02 Sensor Extension Wiring Harness UPR (79-08)
Often when installing headers your 02 sensors are slightly re-located. This causes your wiring harness to no longer reach the 02 sensor. This 02 extension harness set is a quick solution. They just plug in with no need to cut and spice wires.