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. 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. 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. 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. 1 x Engine Standalone Wiring Harness. 1 x Adapter Cable. 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. We will reply your message within 48 hours. If you do not receive our reply within 48 hours, pls. Post a message again because sometimes our message system may block some emails. If you are satisfied with our service, pls. Our aim is to provide Level Customer Service, your recognition will encourage us greatly and serve you better. We strive to keep all our customers satisfy. We will do our up most to exceed your expectations in customer service, communication and dispatching of your orders.