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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
Arrow Down  Our Most Popular Harnesses  Arrow Down
Custom Harness Pro Series GM Harness Ford Harness Mopar Harness Jeep Harness Trail Rocker Harness PowerBraid and ClassicBraid

News and Events

See Us at the Grand National Roadster Show!

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New year, new show season!  We will be starting our 2019 season at the Grand National Roadster Show in Pomona, CA. Come check out the some of the best builds around, including the prestigous Americas Most Beautiful Roadster candidates!  We can be found along with all the AMBR candidate Jan. 25-27 in Building 4 at the Pomona Fairgrounds!

More info on the show here.

Posted by Painless Performance 01/08/2019

AutoEdits Installs the Painless Trail Rocker on his JK Jeep!

Easy. Simple. Painless Jeep accessory wiring!  Jason gets his hands on the Trail Rocker and shows us how easy it is to wire up your lights and lockers on the JK Jeep!

"The Trail Rocker install is super easy and it makes wiring up the lights an absolute piece of cake. " - Jason Lewis

Posted by Painless Wiring 11/19/2018

Stacey David - Painless Pro-Series Wiring

Stacey David gives us a run down of the all new Painless Pro-Series wiring harness line!  With over 25 GM connectors, a 120 page installation manual, and printed/labled wiring, the Pro-Series gives you everything you need to wire you custom, pro-touring, street rod, hot rod, or muscle car right the first time!  

Posted by Painless Wiring 10/03/2018

Come See Us At Goodguys Fort Worth!

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Located directly in our backyard, you can catch us in the Summit Racing building at the 26th annual Goodguys Lonestar Nationals this weekend Sept. 28-30!  Come say hi, grab a catalog and new product flyer, and don't forget the Painless stickers for your toolbox! 

Click Here for Tickets and Event Info!

Posted by Painless Performance 09/25/2018

UMI Chooses Painless for their 2nd Gen Camaro!

The guys at UMI Performance trust the Painless Pro-Series wiring line for their development 2nd gen Camaro!  The Pro-Series wiring harnesses give you open ended wiring with tons of length, but over 25 GM connectors to make it a direct fit for your ride!  Perfect for pro-touring or complete custom rides like their Camaro!

Posted by Painless Wiring 08/27/2018