03-07 LS Vortec Standalone Wiring Harness Drivebywire W/4L80E 4.8 5.3 6.0 EV1 US

03-07 LS VORTEC STANDALONE WIRING HARNESS DRIVE BY WIRE W/4L60E 4.8 5.3 6.0 EV6 APPLICATION: 2003 - 2007 CHEVROLET, GMC, CADILLAC AND HUMMER TRUCK ENGINES (DRIVE BY WIRE ONLY) WITH 4L60E OR 4L80E TRANSMISSIONS.PARTS INCLUDED: Complete Engine and Transmission Harness, Instruction ManualNOTES: These harnesses are designed for retrofitting '03 - '07 Vortec engines (4.8, 5.3, 6.0-Liter) and 4L60E or 4L80E transmissions into older muscle cars and street rods or newer non-emissions controlled vehicles. Harness allows use of the factory Vortec intake manifold and multec injectors with flex-fuel injectors (EV6) optional. They are completely plug and play with four wire hookup (switched power, constant power and ground connections required). Harnesses are designed with a sliding grommet seal and 4 - 5 feet of length from the rear of the cylinder head to the PCM mounting position under the vehicle dashboard. A sliding grommet seal allows for professional, leak proof installation. Harnesses are p