GM LS O2 Extension Harness With Female to Female Plugs AF49-1537 Nitrous & Fuel Pressure Gauges Black Transmission PanSuit GM TH400

Black Transmission PanSuit GM TH400

Capable of working with both 12 and 16 volt electrical systems and many aftermarket ECU's makes it the coil pack of choice

150 Series Taper One-Piece Full Flow Swivel 120° Hose End -12ANSilver Finish

AF111-045-3MBLK

GM LS O2 Extension Harness With Female to Female Plugs AF49-1537 Nitrous & Fuel Pressure Gauges Black Transmission PanSuit GM TH400GM LS O2 Extension Harness With Female to Female PlugsSuits AF49 1506 GM LS3 Wiring Harnes s AF49 1537 49 1537 GM LS 02 Sensor Extension Harness with Female to Female Connectors. The Aeroflow Performance oxygen sensor extensions are a must when upgrading with our GM LS3 wiring harness (AF49 1506). These o2 sensor plugs are a male connection on the wiring harness and require this conversion harness to adapt to the current o2 sensor in the vehicle.