Installation Time
(approx) 15 Minutes
Difficulty Level:
Simple installation for anyone.
Installation Guides
No guide available for this part yet.
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Features, Description, Reviews, Q&A, Specs & Installation
Oxygen Sensor Extension. The O2 Oxygen Sensor Extension Wire Harness is designed to extend the reach of factory oxygen sensors, providing greater flexibility during engine repairs, modifications, or sensor replacements. It preserves sensor signal integrity to support accurate air-fuel mixture monitoring for optimal engine performance.
Durable Construction. Manufactured with high-quality wiring and connectors, this harness features a dark gray finish and a secure 4-wire design compatible with GM LT Gen V engines. The materials ensure reliable conductivity and resistance to heat and corrosion, supporting long-lasting use under demanding automotive conditions.
Effortless Installation. The harness is engineered for easy installation, requiring no drilling or cutting. It plugs directly into existing sensor connectors, with length and compatibility designed to reduce complexity for both professional mechanics and automotive enthusiasts.
Application. Designed for 2015-2020 Yukon models and compatible exclusively with specified engine types and connector styles. Always verify connector design and keying before installation to ensure proper fit and operation.
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation Info
Installation Time
(approx) 15 Minutes
Difficulty Level:
Simple installation for anyone.
Installation Guides
No guide available for this part yet.
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