We have a combined 25+ years experience. Swap Specialties 24x Standalone wiring harness for GM Gen3 4.8, 5.3, 5.7, and 6.0L Engines have proven to be the best harness on the market today. His aspirations include: winning a Wally and driving one of his old cars cross-country. Jake is a graduate of Roger Williams University, and has a career as a firefighter in southern Rhode Island.

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All rights reserved. We explained all of the modifications and they offered some great suggestions and handled the rest. © 2017 Power Automedia. I'm committed to providing a stress-free experience to both new and returning customers. Hopefully, you can find guidance, or at least some clarity in what options are available and make a decision that best fits your application and budget. March 10, 2015 by LS Engine DiY. Most builders are familiar with fabrication techniques, trouble shooting, and parts swapping to make things work, but electronics rise to a … All rights reserved. Looking for an Affordable, In Stock, Plug and Play wiring harness for your LS Swap? © 2020 Power Automedia.

Our customer service is second to none and can be reached by phone five days a week and emailed 24 hours a day. Whether you want to use a stock PCM and LS Harness Connection harness, or go full-send with a Holley Dominator engine management system, LS Harness Connection is your source for your high performance needs with special pricing tables growing each and every day! There are numerous options to overcome this quandary. LS SWAPS: Wiring Harness and Wiring Guide. I offer a worry free troubleshooting forum - If you have an issue or cannot figure something out, just send me a message and I'll get you taken care of. The wiring aspect of any LS swap is undoubtedly the most difficult. In this specific scenario, some significant changes need to take place to the wiring harness to make it work as a stand-alone. Sounds easy, however, if you’re anything like me, what starts as a well-orchestrated plan turns into an unorganized rat’s nest. Startup guaranteed. Better yet, what happens with all the wiring you don’t need? The main difference between our Direct-Fit custom harnesses and a standalone engine management harness is that the custom harness is exactly that… meaning it is built custom for your application. Is there a good place for it in the engine bay, or do you want it tucked away somewhere under your dash or center console? All of these options, from re-pinning your original wiring harness to purchasing a complete, standalone operating system, come with different individual costs and level of complexity. Luckily, you have some old parts laying around from the F-body you had in college.

PSI sells Standalone Wiring Harnesses for GM Gen II, III, IV, & V LS/LT based engines and transmissions. Some of the changes were: forward-facing oxygen sensors, passenger-side coolant temperature sensor, EV-1 (SD 80) injector plugs, and a 5-foot lead for the primary fuse block.