holley efi wiring harness, efi, main harness, hp, dominator, for chevrolet, 6.0l, hly-550-603, kit

This harness has been designed to interface with 58x crank and 4x cam sensors. These engines are commonly found in 2006+ Year Model vehicles with LS variants such as the: LS2,LS3,LS7,L76,L92, and L98.