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Simplify your LS swap project with Vortec standalone wiring harnesses tailored for 4L60E and 4L80E transmissions. Compatible with a range of engines, including LY6, L92, LH6, and LM5, these harnesses ensure seamless integration for your Chevy, Pontiac, or Buick build. Designed for reliability and ease of installation, these wiring harnesses feature plug-and-play compatibility, robust construction, and detailed instructions.
Whether you're upgrading a daily driver or building a high-performance machine, these harnesses provide the precision and functionality you need for a successful engine and transmission swap.
They are compatible with LY6, L92, LH6, LM5, and LMG engines equipped with 58X crank sensors.
Yes, these standalone harnesses are compatible with Drive-By-Wire throttle systems for modern Vortec engines.
You may require ECM programming and sensors to match your engine and transmission configuration.
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