1967–1968 Mustang Wiring Harness
The late-’60s Mustang combined iconic design with a leap forward in performance—and with a Painless Performance Direct-Fit Chassis Harness, it can finally have an electrical system that’s as dependable as it is legendary. The Painless 22-Circuit Direct-Fit Harness for 1967–1968 Ford Mustangs is engineered for true plug-and-play installation, with most factory connectors pre-installed and every wire color-coded to Ford standards and printed with its circuit ID.
Built for factory restorations, restomods, or high-performance builds, this harness uses a compact covered micro-fuse block with a built-in 20-amp accessory relay, perfect for adding modern upgrades like fog lights, electric fuel pumps, or EFI systems. Each kit is organized into logical sections for a clean layout and easy service, giving your classic Mustang modern safety, simplicity, and long-term reliability.
Why Choose Painless for Your Mustang Build
Designed specifically for 1967–1968 Ford Mustangs
Factory Ford color-coded and printed wiring for total clarity
Pre-terminated connectors for plug-and-play installation
Covered micro-fuse block with modern blade-style fuses
Includes 20-amp auxiliary relay for accessories or upgrades
Works with carbureted or standalone EFI systems
Clean, OEM-style routing with labeled circuits for easy service
Backed by a lifetime warranty and U.S.-based tech support
The Painless 22-Circuit Direct-Fit Harness delivers modern electrical performance for your classic Mustang while maintaining the correct factory fit and finish. With 12 fuses, horn and accessory relays, and every wire labeled and color-coded, this harness eliminates guesswork and ensures a professional-grade installation. The kit includes connectors for all major factory switches and lights, plus additional power circuits for modern accessories.
Key Features
22 total circuits / 12 fuses with horn and accessory relays
Factory-fit design for 1967–1968 Ford Mustangs
Includes covered micro-fuse block and 20-amp auxiliary relay
Ford color-coded wiring with printed circuit IDs every 12 inches
Pre-installed factory-style connectors for quick setup
Modern mini blade and maxi fuse protection
Works with carbureted or EFI powertrains
Organized layout for engine, dash, and rear sections
Includes Circuits For
A/C & Heat, Accessory / Cigarette Lighter, Accessory Relay, Backup Lights, Brake Lights, Charging, Courtesy & Dome Lights, Electric Choke, Emergency Flashers, Fused Power Source, Glove Box Light, Headlights, Horn (Relay), Ignition Coil, Instrument Panel Lighting & Gauges* (Ammeter, Brake Warning Light, Fuel, Oil, Tachometer, Temperature, Voltmeter), Park Lights, Radio/Clock (Constant & Switched), Starting, Tail & License Plate Lights, Trunk Light, Turn Signals, Wipers, and Washer Pump.
Perfect For
Owners wiring a 1967 or 1968 Ford Mustang who want a factory-correct installation with modern reliability and flexibility. Ideal for restorations, restomods, or custom builds—this Painless harness provides the ideal blend of OEM appearance, modern protection, and easy expandability.