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Painless Performance Products - Since 1990

Celebrating 29 years as the leading manufacturer of automotive wiring.  Whether it be hot rod, street rod, muscle & classic car or universal wiring harnesses and accessories, Painless has your classic car/truck, off-road rig, or race car covered. We don't just make wiring, we make Painless Wiring.

Track Rocker
Track Rocker
Track Rocker Harness
Check Easily Control 8 Circuits On Your Race Car!
Check Ground Activated Relays Make EFI Integration Painless
Check All Lightweight TXL Output Wire Included
Check Diode Supressed Relays Keep LED Switches Safe
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Custom Harness Pro Series GM Harness Ford Harness Mopar Harness Jeep Harness Trail Rocker Harness PowerBraid and ClassicBraid LS Swap & EFI Harnesses

News and Events

Hoonigan Project Squarebody - Zac gives his C10 the Painless wiring treatment!

Zac has been transforming his square from a tired old truck to a modern high power muscle truck!  Big cube LS power, built 4L80, Vintage Air, modern gauges, and the new Painless chassis harness for '73-'87 trucks will help modernize this C10!

Posted by Painless Wiring 08/12/2019

CJ Pony Parts talks Painless Wiring

Bill from CJ Pony Parts explains various wiring kits that Painless Performance Products offer to try helping you decide what your build needs.


Posted by Painless Performance 05/02/2019

Painless Wiring at the C10 Nationals

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Painless will be displaying at the C10 Nationals May 3-4 at Texas Motor Speedway in Fort Worth, TX!  Swing by, check out our C10 offerings, LS engine swap harnesses, and grab a catalog and some stickers.

More info on the event here.

Posted by Painless Wiring 05/01/2019

Catch us at the Lonestar Round Up!

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We will be at the Lonestar Round Up April 12-13!  Swing by and grab our newest catalog, stickers, and check out the '36 Ford Painless wiring panel truck!  Keep an eye out for the panel cruising S. Congress, it has well over 200k miles for a reason!

Posted by Painless Wiring 04/10/2019

Lonestar Throwdown!

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We are excited to be exhibiting for our first time at the Lonestar Throwdown!  Swing by our booth Feb 22-24 and grab our newest catalog with all of our chassis & fuel injection harnesses and other electrical accessories!


Posted by Painless Performance 02/20/2019