【OEM DESIGN】This standalone wire harness is designed to be a complete wiring harness for fuel injection system on GM 1999 and 2006 vortec engines with drive by cable throttle body and 4L60E or 4L80E（with adapter） transmissions, exactly OEM design to easy installation.【Premium Quality】The GM engine wiring harness is made of high-quality copper core wires, which has lower eccentricity and resistance, anti-corrosion, wear-resistant, non-deformation, well performed in conducting electricity. The wrapped plastic surfaces can stand high temperatures, all kinds of chemical reagent, strong impact, and press.【Fits for】1997-2006 drive by cable LS1 4L60E or 4L80E（with adapter） engine automatic transmission harness, 12-14 volts, ev1 fuel injection no.
