American Autowire Highway 22 Wiring Harness

Code: MPA-500695


In Stock


American Autowire Highway 22 Wiring Harness

Wiring your modified vehicle doesn’t have to be a confusing process anymore. American Autowire’s Modular Panel Systems come with complete, easy to understand instructions to guide you through every step. Start with Bag A and put everything else aside for now. When youve completed Bag A, youll be rewarded by the ability to start your vehicle. Each bag comes with its own reward taking you closer towards completing your dream.

American Autowire Highway 22 Features:

  • Modular wiring system
  • 22 power circuits supported through 15 fuses and 1 circuit breaker
  • Battery and accessory power tap studs provided for system expansion
  • Panel protected with a 175 amp Mega-Fuse junction block with a 8 gauge panel feed wire
  • Nylon mechanically secured panel containing secondary push-back locks, has a 7-1/2 x 4-1/2 footprint, 3-3/8in height, and mounted on a (G10) non conductive epoxy base
  • All power buss bars are constructed of 6 gauge copper
  • All wires are constructed from heat resistant (-60F- 275F)
  • GXL heavy-wall wire with laser printed circuit identification every 2 inches
  • GM color coded wires for ease of installation
  • All power circuits wires are 12 gauge constructed
  • New front loaded vibration proof self- locking (Hookes Law) screw down terminal connection
  • Dedicated battery and ignition circuits for electronic fuel injection (EFI) Kit contains 3 relays (Horn, Turn Signal & 40 amp Electric Fan or Fuel Pump)
  • Turn signal and hazard flasher circuits provided
  • 8 gauge alternator feed wire provided
  • The kit is set-up for a GM SI internally regulated alternator or GM 1-wire
  • Alternator diode is also provided
  • Kit includes 3 (In-dash Ignition, Headlight & Alum. Knob and Floor Dimmer) switches
  • GM in-column ignition switch connectors provided, along with 3-7/8 GM steering column connectors with male and female terminals
  • Plugs directly most 69-74 GM column and most after market steering columns or use the terminals and connector provided to mate to any column
  • Spare circuits available (for power windows, locks, cruise, etc.).
  • Engine compartment (oil pressure, water temp, tach, starter, neutral safety, brake switch, ignition switch, distributor (GM HEI or Points), coil, main power and alternator)
  • Chassis wiring (fuel pump, electric fan, headlights, running lights, brake lights, 3rd brake lt., directional, license plate, radio, heat & AC, and wipers)
  • Full color schematic of overall vehicle wiring along with individual harness subkit instructions for trouble-free installation.
American Autowire Highway 22 Information
Product Brochure

American Autowire P/N: 500695

Additional information

Weight 18 lbs

Part Number

Important Notice

California Proposition 65

Proposition 65

In late 2016, California adopted new regulations known as "Proposition 65", which altered the Safe Drinking Water and Toxic Enforcement Act of 1986. For more information, goto:

For more information about what chemicals this a particular product may contain that are covered by California Proposition 65, please visit the manufactures website.