Michigan Motorsports 24" Oxygen o2 02 Sensor Extension Harness Fits PN 756330735234 Ls1 Ls6 Lt4 with 4 PIN / Wire Flat O2 Connector O2 Camaro Firebird Pair of 24" LT1 Oxygen O2 Sensors Header Extensions 4 Wire Flat Connector Sold in Pairs Quality Michigan Motorsports Product