Kooks Oxygen Sensor Extension Harness of 12in 6-Pin for 11–14 Ford Mustang GT500 5.4L/5.8L
This 12-inch Kooks extension harness provides reliable oxygen sensor relocation for 2011–2014 Ford Mustang GT500 5.4L and 5.8L engines. Designed to accommodate long tube header installations or modified exhaust setups, it ensures a secure connection between factory O2 sensors and the vehicle’s wiring harness without the need for cutting or splicing.
Constructed with factory-style connectors and durable materials, the extension supports the high-heat, high-vibration environment of performance exhaust systems. This 6-pin harness is plug-and-play, making it ideal for installations that require extra length due to header layout or catalytic converter placement. Engineered specifically for the GT500 platform, the harness maintains proper sensor function and helps avoid check engine lights related to O2 signal loss.
Key Features:
12-inch length supports installations with long tube headers or relocated sensors
Factory-style 6-pin connectors ensure OE-grade fit and function
Designed for 2011–2014 Ford Mustang GT500 with 5.4L or 5.8L 4V engines
Compatible with high-performance exhaust configurations
No cutting or soldering required—fully plug-and-play
Withstands heat, vibration, and undercarriage exposure
Helps maintain correct air-fuel ratio readings from relocated oxygen sensors
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