ICT Billet WE0XY30-24 - O2 Sensor Wire Harness Extension 24" LS Oxygen Sensor Flat 4-Wire Connector Plug

LS O2 Sensor Wire Harness 24" Extension

Assembled in Wichita, Kansas with USA made OEM grade TXL wire
Compatible with GM LS series engines with 4 FLAT style connectors(see photos)
Includes: 1pc wire extension harness
Assembled with OEM tooling, OEM Delphi (connector, lock, seals, and terminals),(uses OEM harness wire colors)

Don't take a chance with cheap wire connectors, that use poor quality (wire, crimps, twisted/bent/unseated terminals) and have conductivity issues that will cause your engine to run poorly and be difficult to diagnose.