CNA O2 Sensor Extension Harness Set 12” VQ37VHR

Upgrade your setup with our high-quality 12-inch O2 Sensor Extension Harness.

Perfect for aftermarket exhaust installs, turbo setups, or relocating your oxygen sensors, this harness provides the extra length needed while maintaining a reliable, factory-style connection.

Features:

* Direct plug-and-play design – no cutting or splicing required

* 12-inch extension for flexible O2 sensor placement

* High-temp resistant wiring with durable braided loom

* OEM-style connectors for secure, precise fitment

* Ideal for performance builds, test pipes, headers, and custom exhaust setups

Fitment:

Option 1 

* 2011+ Nissan 370Z / Infiniti G37

* 2014–2015 Infiniti Q50 / Q60

* All Infiniti Q40

Option 2 

* 2009-2010 Nissan 370Z

* 2009-2010 Infiniti G37

Option 3

* 2008 Infiniti G37

Package Includes:

* (2) O2 Extension Harness – 12”