The FuelTech FT550 LS Engine GEN IV Complete Harness offers plug and play installation for a standalone LS swap utilizing a FuelTech FT550 or FT550LITE ECU and GM LS engine. The FT550 LS Engine GEN IV Complete Harness is pre-terminated for an LS engine installation with all relays and fuses needed for a simple 3 wire battery hook up and ignition power. Ready for both 58x and 24x triggers with provision for direct connection to LS3 style ignition coils, GM style flex fuel sensor and dual WB-O2 Nano connections. The FT550 LS Engine GEN IV Complete Harness is set up for both cable and drive-by-wire based throttle, with the connector for a GM style accelerator pedal on the cabin side of the harness. Each connector is labeled, and the connectors and harness insulation are heat, moisture and oil resistant
