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  1. Painless Performance – Painless Performance Products – Wiring, …

    All our harnesses are made out of high-grade TXL wiring and labeled every 12-inches to make installation as Painless as possible. We also include full-color manuals that show how to connect …

  2. Shop – Painless Performance

    Painless Performance Products – Wiring, Switches, Relays, and More!

  3. All Product Categories – Painless Performance

    Chassis Accessory (15) Charging/Start/Ignition (23) Battery/Grounding (15) Make It Easy. Make It Painless.

  4. Chassis Wire Harness – Painless Performance

    Painless Performance Products – Wiring, Switches, Relays, and More!

  5. 21 Circuit Classic Customizable Chassis Harness Key In Dash Part No ...

    Wire your classic car once and wire it right with a Painless Customizable wiring harness.

  6. Race and Accessories - Painless Performance

    Race and Accessories Accessories Battery and Charging Harnesses Switches & Switch

  7. 28 Circuit Classic-Plus Customizable Chassis Harness - Painless …

    This Painless Performance 28 circuit chassis harness is our most widely used customizable automotive wiring harness. This universal kit is great for hot rod or street rod builds, but you’ll find that it’s easily …

  8. Customizable – Painless Performance

    Customizable Wiring Harnesses Car Applications Truck Applications Race and

  9. The Painless wire harness is designed to be used in vehicles with a General Motors - keyed steering column, or other steering columns, depending on the kit purchased. All wire is 600 volt, 125°c, TXL. …

  10. Pro-Series – Painless Performance

    Pro-Series Harnesses Designed to meet the demands of the most professional builder!If you have been using our 21 or 28 Circuit Customizable chassis harnesses over the years, it’s time you check out the …