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American Autowire

Highway 22 Plus Wiring Harness

Vehicle Specific View fitment for 23 models
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Part# CH28826
Mfg# 510760
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$676.99
List Price: $745.95
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Ideal for any custom wiring job

Features detailed instructions for installation

American Autowire’s Highway 22 has long been the flagship universal system for wiring high-tech, high-end custom vehicles. After many installs over the years and feedback from customers they have seen a need to make some changes and have come out with the improved Highway 22 Plus. Their goal with the changes in the Highway 22 Plus is to preserve the same feel as the original, with some modernization and ease of use improvements for both backyard and professional builders. New Features Include: • Built-in LED Flasher • Back-up light feed and power wires for modern vehicles • Pre-installed 20 amp relay for either keyed 12 volt or ground triggered item • Upgraded 20 amp fuse circuit to support aftermarket wiper systems and has been changed to an accessory circuit • AC/Heat fuse moved to accessory circuit to eliminate draw during startup • New high amp alternator & main power connection kit. Kit utilizes 6 gauge wire and two 175 amp Megafuses. • Extra connectors & wiring to support 4-headlight systems • Longer neutral safety wires for console shift cars Standard Features: • G-10 composite panel base measuring 7.5”L x 4.5”W x 3.125”H, and nylon 6/6 panel components. • GXL/XLPE GM color-coded wire. • Easy-to-read wire labeling every 3”- 4”. • Battery and accessory power expansion via heavy duty power studs on the panel. • Self-locking screw clamp interface. • American Autowire’s signature gauge cluster disconnect. • Ignition, headlight and dimmer switches are included. • Full-color, tabloid-sized, step-by-step instructions.

KITS INCLUDE THE FOLLOWING: -G-10 Composite Panel Base(4.5”L x 4.5”W x 3.5”H) -Nylon 6/6 Panel Components -GXL/XLPE GM Color Coded Wire -Self-Locking Screw Clamp Interface -15 Power Outputs in 9 Fuses; 1 Circuit Breaker -Gauge Cluster Disconnect -8-Gauge Alternator Feed Wire -175 Amp MegaFuse Protection -Ignition, Headlight & Dimmer Switches -Step-by-Step Instructions

Notes

  • Highway Series wiring harnesses are designed to be used in universal or custom applications. Factory style connectors and lamp sockets are not included.
  • This item is not eligible for any further discounts or promotional pricing.

Find Item In These Catalogs

  • 2023 Cadillac 1936-1993 114
  • 2023 GM G-Body 1978-1988 141
  • 2023 Grand Prix 1962-77 173
  • 2024 Riviera 1963-76 85
WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Vehicle Fitment

Year Make Model Application Details
1982 Buick Grand National  
1984–1987 Buick Grand National  
1978–1987 Buick Regal  
1963–1976 Buick Riviera  
1961–1972 Buick Skylark  
1983–1987 Buick T-Type  
1959–1978 Cadillac DeVille  
1953–1978 Cadillac Eldorado  
 
1954–1978 Cadillac Fleetwood  
1954–1964 Cadillac Series 62  
1954–1964 Cadillac Series 65  
1964–1977 Chevrolet Chevelle  
1960–1969 Chevrolet Corvair  
1961–1965 Chevrolet Corvair FC  
1964–1987 Chevrolet El Camino  
 
1978–1983 Chevrolet Malibu  
1997–2022 Chevrolet Malibu  
1970–1988 Chevrolet Monte Carlo  
 
1961–1987 Oldsmobile Cutlass  
 
1958–1977 Pontiac Bonneville  
1982–1986 Pontiac Bonneville  
1959–1977 Pontiac Catalina  
1962–1987 Pontiac Grand Prix  
 
1964–1973 Pontiac GTO  
1961–1974 Pontiac LeMans  
1961–1970 Pontiac Tempest  
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Highway 22 Plus Wiring Harness
American Autowire Highway 22 Plus Wiring Harness