Get the best deals for 5.3 Ls Stand Alone Wiring Harness at eBay.com. We have a great online selection at the lowest prices with Fast & Free shipping on many items!. GM's newest and most potent engine platform is the Gen5 Engine found in V8 vehicles from 2014 and newer. These engines are different from the LS platform in that the Gen 5 is Direct Injected and operates off an updated engine and electrical platform. We make it simple, 3 wires and your running. Each harness is also Dyno run and tested before we send it out to you. Please let us know if you.
Discover high-quality LS & LT swap standalone wiring harnesses for Gen 2, 3, 4, and 5 engines. Perfect for seamless engine swaps with superior performance.. Brand new, plug and play wiring harness for a GM 5.3L LH6/LY5/LMG/LH8 engine swap. No core required. Made in USA. Ready to ship.