BBK 1116 36" O2 Sensor Extension Harness for 2008-2015 GM Camaro/Corvette/Sierra

Vehicle Fitment

• 2008-2015 Chevrolet Camaro (LS/LT/SS/ZL1, 3.6L/6.2L V8)
• 2008-2015 Chevrolet Corvette (Base, Grand Sport, Z06, ZR1, 6.2L V8)
• 2008-2013 GMC Sierra 1500 (All Trims, V8)
• 2008-2013 Chevrolet Silverado 1500/2500 (All Trims, V8)

Fitment Notes

• Required when installing full-length headers or exhaust systems that relocate O₂ sensors beyond the reach of the factory harness.
• Works with 3-wire and 4-wire O₂ sensors; some connector tabs may need slight adjustment for fit.

Features

• 36" O₂ sensor extension harnesses designed for GM performance exhaust modifications.
• OEM-style connectors provide direct plug-in installation without cutting or splicing wires.
• Heat-resistant protective sleeve shields wiring from high under-hood and exhaust temperatures.
• Sold as a pair to support both upstream and downstream sensor relocation needs.
• Preserves factory sensor signal integrity to the engine control module (ECM).
• Helps prevent check engine codes after performance header installation.
• Universal for compatible GM vehicles within the listed model years.
• Durable construction suitable for street and performance applications.

Specifications

• Part Number: 1116
• Extension Length: 36" (per harness)
• Connector Style: OEM-style male/female plugs
• Application: O₂ sensor extension harness kit
• Quantity: Sold as pair (2 harnesses)
• Compatibility: 3-wire and 4-wire GM O₂ sensor connectors
• Installation: Plug-and-play, no cutting or splicing required
• Operating Environment: Under-hood/exhaust area temperatures

Included Components

• 2x 36" O₂ sensor extension harnesses (BBK 1116)

Product Description

The BBK 1116 36" O₂ Sensor Extension Harness Kit is a necessary accessory for GM performance enthusiasts installing full-length headers or modified exhaust systems that relocate oxygen sensors beyond the reach of the factory wiring harness. These extensions provide ample length and OEM-style connectors to maintain proper sensor connection without cutting or splicing your vehicle's original wiring.

Each harness features a heat-resistant sleeve and direct plug-in design for straightforward installation on compatible 2008-2015 Chevrolet Camaro and Corvette models, as well as 2008-2013 GMC Sierra and Chevrolet Silverado trucks. Sold as a pair for both front and rear sensor needs, the BBK 1116 extensions help ensure proper engine control module communication and prevent fault codes after exhaust modifications. This kit is ideal for street or track builds where performance headers and tuned exhaust routing are installed.