60524 GM 2007 LS3 EFI Wiring Harness

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This stand alone fuel injection wiring harness from Painless Performance®™ fits GM vehicles starting in 2007.  It is designed for LS3 engines and  4L65E transmissions. Included with this harness is a 10 circuit weatherproof fuse block & mounting bracket, GM color coded wires with labels, and all the required terminals and connectors for easy installation. Check out the online instruction manual to learn more and determine which mating parts you need to order for installation.