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. All PSI Harnesses are Made in the USA.Instructions · Products · Standalone Wiring Harnesses · 4L60e/4L80e · Engine Controller Kits · Chevy Amazon: street & performance wiring harness Circuit Wiring Harness Kit, 12 Circuit Universal Long Wires Wiring Harness Muscle Car Hot Rod Street Rod XL Wires with Accessory $25 $ 25 . 99 5% coupon applied.
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