BBK front O2 sensor extension wires for 2011–2014 Mustang V6 (3.7L) are supplied as a pair and sized at 24 inches per the description, offering added length for relocation or routing needs. They use OEM-style factory connectors for a direct plug-in installation and include a heat-protective sleeve. Some connector tabs may need minor trimming to click into place; these extensions are made in the USA.
BBK 11-14 Mustang V6 Front O2 Sensor Wire Harness Extensions 24 (pair)