12-Circuit Chassis Wiring Harness


  • Universal system with GM-keyed column
  • Will re-wire any car, truck or competitionvehicle
  • Comes with extra long wire
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12-Circuit Wiring Harness

P/N 12355691

  • Basic system is wired for: heat/air conditioning, brake lights, coil, electric fan, emergency flashers, gauges/dash instruments, headlamps, horn, radio, turn signals, wipers, dome light and third brake light.

Note: These universal systems will re-wire any car, truck or competition vehicle using a GM-keyed column. Kits come with extra-long wire to accommodate almost any vehicle.


12-Circuit Wiring Harness

12355691 Chevrolet Electrical Component

Universal Fit

If you’re building a hot rod or restoring an old muscle car, Chevy Performance inclusive wiring harness kits make a great replacement for old, worn or damaged wires. These universal wiring kits come with the wires pre-installed on the fuse block, so wiring the vehicle is simply a matter of mounting the fuse block and routing the wires. Each wire is preprinted with the necessary application and is GMcolor-coded. The kits also come with all necessary fuses, flashers, horn relay, tach leads, wire ties and grommets. High-temperature, 275ᄚF wire is used ヨ one size larger than factory specs. In all, it’s everything you need to electrify your vintage GM car or truck!

Prop65WARNING: These auto parts can expose you to chemicals including phthalates and lead. Installing or using these parts can expose you to other parts containing these chemicals and to engine exhaust, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to