Feature: 1. Applicable Engine Models: The superior engine standalone wiring harness is extensively applicable to LS3 LS2 6.2L 6L80E 6L90E 58X DBW 2006‑2015 in Truck with perfect fitness. 2. Convenient Installation: The engine standalone wiring harness is designed with a handful of labeled wires such as ignition, fuel pump and gauges for super simple chassis connections. 3. Complete Wire Harness: Engine standalone wire harness comes with fully finished harness, that is engine and transmission connectors, such as for LS3 5 wire MAF, for LS3 Map Sensor, etc. 4. Added Length: The engine stand alone wiring harness length and upgraded 60amp relays is professionally added, for easy computer mounting, run any size injector without issues. 5. Excellent Conversion: The engine standalone wiring harness come with adapter connectors to convert harness from ev6 to ev1 or for delphi multi 4.8 5.3 or 6.0 injectors if needed. Specification: Item Type: Engine Standalone Wiring Harness Material: ABS Fitment: For LS3 LS2 6.2L 6L80E 6L90E 58X DBW 2006-2015 Truck . Package List: 1 x Engine Standalone Wiring Harness1 x Adapter Cable2 x Terminal Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.