PSI | Standalone Wiring Harness | LS Wiring | LS Wirng ...

PSI sells Standalone Wiring Harnesses for GM Gen II, III, IV, & V LS/LT based engines and transmissions. These harnesses include the Gen II LT1/LT4, Gen III (24x) LS1/LS6 and Vortec Truck Engines as well as Gen IV (58x) LS2, LS3, LS7, & Vortec and GEN V LT / ECOTEC3 Engines.

Focus on one part of the wiring harness at a time and then tape it up, put it to the side, etc. . In this video I show how you can convert a factory Silverado wiring harness to be used in a LS ...

Primary wire is typically an 18-gauge wire and is the most common wire found in wiring harnesses. The larger wires that feed heavy-draw circuits are typically 14- to 12-gauge. The wire in Painless Performance kits runs a little larger than the standard; the primary wires are 16-gauge, with 12-gauge for heavy-draw items such as the headlights.

It seems for many people that the scariest part of the modern engine swap is the wiring harness. When you are doing a build with the LS family of GM engines, the idea is to end up with a ...

LS1 Standalone Wiring Harness w/4L60E Transmission, DBC Standalone Wire Harness for 1997-2006 LS1 Vortec 4.8 5.3 6.0 Engines, EV1 Plug, 3-wire MAF, Drive By Cable Throttle Body $314.99 $ 314 . 99 5% coupon applied at checkout Save 5% with coupon

ls/lsx engine control modules and harnesses The engine control module is the brain of your Gen IV LS-powered project vehicle. And Chevrolet Performance is your source for controllers designed for easy “plug-and-play” installation and in most applications, there is no need for third-party tuning adjustments.

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. We hand build every harness to fit exactly what your project needs and they actually form fit on the engine to make your wiring look and perform perfectly. We use the highest quality wire, brand new OEM connectors, weatherproof fuse and relay box ...

Truck wiring harnesses travel over the top of the intake manifold, so do we want that massive bundle of wires loosely sitting on top of our pretty car intake? Oil level, oil pressure, and EVAP (Evaporative Emission Control System) wiring should likely be eliminated; also catalyst O2s and potentially the entire transmission harness, should you be running an older GM four-speed or aftermarket ...

Wiring Harnesses for Fuel Injected GM / Chevrolet engine swaps - Stand Alone Wiring Harness for Gen I small block Fuel Injection, Gen II, Gen III and Gen IV LS-3 and Vortec V8 applications - Throttle Body, Tuned Port, LT-1, LS-1 and Ls-x Vortec Fuel Injected engines, including LS-2, LS-6, 5.7 and 6.0, and 4.8 / 5.3 / 6.0 / 8.1 Vortec, and Direct Injection GM car, truck and SUV engines, 2014 to ...

We also specialize in LS and LT swap standalone harnesses. This includes the LT1, LS1, LS2, LS3, LS7, L99, L76, L77, L92, L98, LM7, LM4, LSA, LS9, L83, and the new Gen V LT1. We also carry many other products to help you with your swap, including hard to find air conditioning parts!