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Upgrade your Chevy car with a dependable standalone wiring harness for Vortec (58X) engines paired with 4L60E or 4L80E transmissions. These harnesses are designed to support LY6, L92, LH6, LY5, LMG, and LM5 engines, offering seamless integration with modern transmission systems.
Whether restoring a classic or upgrading for performance, these harnesses simplify the wiring process while maintaining a factory-like installation. Built to deliver reliability and precision, they ensure your Vortec-powered vehicle operates smoothly and efficiently.
They are compatible with LY6, L92, LH6, LY5, LMG, and LM5 engines using a 58X reluctor wheel.
Yes, the harnesses include all necessary connectors for a seamless connection to the engine and transmission.
Yes, they are designed to support electronic throttle control systems commonly used in Vortec engines.
Both harnesses are similar but cater to their specific engine configurations. Ensure you choose the harness that matches your engine type.
About
Looking for an Affordable, In Stock, Plug and Play wiring harness for your LS Swap? 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. All PSI Harnesses are Made in the USA. In addition to wiring harnesses, PSI carries Holley Products, Vintage Air A/C, Dakota Digital Gauges, HPTuners and PCM programming, Fuel Pump Kits, Engine Sensors, Extension Harnesses, Replacement GM connector pigtails and a complete line of hardware to complete your conversion needs!
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Contacts
2029 Route 88
Brick, NJ 08724
ph. 732-276-8589 Mon-Fri: 8:00am to 6:00pm ET
customerservice@psiconversion.com
sales@psiconversion.com
Post sale tech support:
techsupport@psiconversion.com