12” O2 Oxygen Sensor Extension Harness Pair for 2016-2025 Chevy Silverado GMC
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Extend your factory oxygen sensor wiring with this premium 12-inch O2 sensor extension harness pair, designed for 2016-2025 GM trucks and SUVs. Ideal for long tube headers, aftermarket exhaust systems, or any application where additional O2 sensor wire length is required.
Features
* 12-inch (305mm) extension length
* Includes 2 O2 sensor extension harnesses (1 pair)
* Plug-and-play installation – no cutting or splicing required
* OEM-style connectors for a secure, factory-quality fit
* High-temperature automotive-grade wiring
* Heat- and abrasion-resistant wire loom
* Perfect for aftermarket headers and custom exhaust installations
Fitment
Compatible with many 2016-2025 GM trucks and SUVs, including:
* Chevrolet Silverado
* GMC Sierra
* Chevrolet Tahoe
* Chevrolet Suburban
* GMC Yukon
* Cadillac Escalade
Fits select V6 and V8 gasoline models. Please verify connector style and vehicle compatibility before ordering.
Package Includes
* (2) 12” Oxygen Sensor Extension Harnesses
Note: Designed for exhaust systems that relocate the factory O2 sensors. Professional installation is recommended. Compatible with OEM-style oxygen sensor connectors.
