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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 …

  2. Shop – Painless Performance

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

  3. Chassis Wire Harness – Painless Performance

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

  4. All Product Categories – Painless Performance

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

  5. LS and EFI Harnesses – Painless Performance

    LS and EFI Wiring Harnesses LS Car LS Truck LS Engine and Chassis Early Vortec Early LT1 Tuned Port Injected/TBI 2003-2005 Cummins Diesel Ford

  6. Contact Us – Painless Performance

    Contact Details 2501 Ludelle StFort Worth, Texas 76105817-244-6212Sales And Technical Support: 1-800-423-9696

  7. About – Painless Performance

    After working on trucks in the military, Painless Performance Products founder Dennis Overholser took his expertise and created Painless Wiring. Starting with Hot Rod wiring harnesses, …

  8. Installation Manuals – Painless Performance

    Painless Wiring Manuals Can’t find your manual? Need to reference something? Check here for all the current manuals for our parts, as well as obsolete part numbers! If you still can’t find …

  9. 21 Circuit Classic Customizable Chassis Harness Key In Dash Part …

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

  10. Race and Accessories - Painless Performance

    Race and Accessories Accessories Battery and Charging Harnesses Switches & Switch