Oxygen Sensor Extension Cable 12" O2 Gray Square GM LS1 LS2 GTO

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  • Regular price $15.95

GM LS1 LS2 Oxygen Sensor Extension Cable 24" O2 Gray Square GTO


  • New O2 Sensor Extension cable 12" in length. 
  • Also available in 24" length
  • EFI Performance Wiring Part # 211-0117
  • This is the Gray Square 4 pin plug. It is different from the Black Square 4 pin plug. See my other listings for the Black Square and Flat O2 extension cables.
  • Uses the same Delphi/Packard connectors, terminals, and seals as the factory wiring harness. 
  • Assembled in our shop using the factory correct cross linked polyethelene high temperature TXL wire in the proper gauge.
  • Uses Resin Coated Hi-Temp Fiberglass braided.sleeving.
  • Heat resistant to 1200 degrees(f).
  • Resists abraision and chemicals.
  • Assembled in the USA


Fits the following models: 
GM LS1/LS2 Applications including 2004-2008 GTO Front Oxygen Sensor.

May fit other models and applications, please review picture(s).