Up for sale is a brand new LS standalone wiring harness that fits all LS1 LQ4 LQ9 LS6 4.8 5.3 6.0L Vortec engines with cable driven throttle bodies and a 4L60E automatic trans. The harness is built with very durable wiring that is made to withstand extreme temperatures and engine bay exposure. The harness is built utilizing a new fuse box and all GM color coded wiring. This harness is a direct plug and play! All connectors are factory style and plug into all the factory sensors. Included is a full diagram of this harness and what each plug goes to. Also the wires that connect to your dash for speedometer, tachometer, park/neutral, tcc, malfuction indicator, DLC port are all listed for ease of installation. There is a full pin out of every wire on this harness included so there are no questions of what will and will not be used. This harness utilizes a 3 wire maf, 1 wire alternator, and factory EV1 style injector plugs. These harnesses are in stock and ready to ship!