LS1 Vortec Engine Standalone Wiring Harness for GM 4.8 5.3 6.0 L

Included in the packing list are: 1 x English Manual and 1 x Complete Engine and Transmission Wiring Harness, along with 2 x Mounting Screws. These items are brand new and compatible with the Fuel Injection System on GM 1999 and 2006 Vortec engines with Drive by Cable Throttle Body and 4L60E or 4L80E Transmissions (with adapter).

Our wiring harness connectors are constructed with high-quality copper wire, ensuring good electrical conductivity. Each harness is equipped with adjustable sleeves for ease of installation, enhancing engine performance and efficiency. Prior to leaving the factory, all wiring harnesses undergo thorough quality inspections. The universal color code, along with reinforced ring terminals, allows for a plug and play installation. The 1200-degree glass fiber braid on all circuits is heat-resistant, with factory CPA (connector position lock) included.

The wiring harness is designed to be mounted under the dash or in the right side kick panel of the vehicle. It is important to note that all Vortec engines require the removal of VATS from the PCM. Additionally, these engines utilize EGR, Air Pump, and CCP features for emission control, although this harness does not include provisions for them as they are not necessary for engine operation. PCM programming may be required to prevent Diagnostic Trouble Codes (DTC) related to the absence of emission equipment.

The OEM design of this standalone wire harness (RED/Blue PCM) is specifically tailored for the fuel injection system on GM Vortec engines from 1999 to 2006, with drive by cable throttle body and 4L60E or 4L80E transmissions. The premium quality GM engine wiring harness is made of high-quality copper core wires, providing lower eccentricity and resistance. It is corrosion-resistant, wear-resistant, and does not deform, ensuring optimal electrical conductivity.

This wire harness is suitable for 1997-2006 drive by cable LS1 4L60E or 4L80E engine automatic transmission harness, with ev1 fuel injection nozzle connector, vortec engines 4.8 5.3 6.0. It features new GM Delphi connectors and TXL high temperature wires that meet GM specifications. The LS wiring harness comes with a complete installation instruction packet and compatible parts list, including engine and transmission sensor connectors, EV1 fuel injectors, fuse blocks, wire MAF sensor, and Crank Sensor.

For peace of mind, we offer a 120-month warranty on the LS standalone wire harness. In the event of any issues such as failure, cracks, or malfunctions, please contact us directly via Amazon message. We stand by our product with a 10-year warranty and 100% satisfaction guarantee.

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