• Community
    • Team 4 Wheel PartsJoin the team and keep up with Greg Adler
    • FacebookAccess exclusive off-road news and giveaways
    • TwitterStay posted on 4 Wheel Parts events
    • YouTubeSee product, installation, and event videos
    • Google+Get the inside scoop on the latest off-roading trends
    • InstagramCheck out exclusive photos
    • Sign Up for Email Offers

Painless Wiring Parts and Accessories

Painless Performance Products is confident enough in the quality of its automotive electrical harnesses to back them with a Lifetime Guarantee.

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Dual Battery Isolator Dual battery current control systems are a way to manage the current from your car’s charging system in a dual battery environment. Dual Batteries coupled with a current control system are utilized to power auxiliary electrical equipment from a secondary battery without draining the power from your cars primary battery.

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Battery Disconnect Keep all of those after marker accessories from draining your battery when not in use, with this master power cut off switch. It will cut off all battery power from your vehicle. A must have safety device for serious off road trucks and competition vehicles.

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Battery Cable Make wiring a breeze with Painless Wire and Battery Cable Kits.

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Circuit Breaker Circuit Breaker

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Electrical Connector Weather pack Connector Kit

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Fuse Block Wiring is a breeze with Painless Wiring Fuses and Blocks.

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Ignition Wire Harness This Wiring Harness from Painless Performance will help you to convert your older points ignition to DuraSpark II electronic ignition.

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Headlight Switch Installing these Painless Wiring headlight switches is a simple way to add something reliable to your dashboard. The switches are made with the same quality that has made Painless famous. They come available in three styles to suit your needs.

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Fog/Driving Light Relay Auxiliary Light Relay Kit

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Headlight Relay Headlight Relay

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Chassis Wire Harness 12 Circuit Universal Wiring Harness

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Switches Heavy Duty Toggle Switch

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Ignition Switch Extreme Condition Push Button Momentary Start

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Distributor Lead This simple wiring lead will allow you to build a wiring harness for your distributor with factory type results.

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Engine Wiring Harness Fuel Injection Wiring Harness

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Wire Sleeve Protect and clean up any harness installation with our braided wire wrap. Laterally split design closes around wire bundle without the need for additional taping or zip ties. 25% edge overlap allows for easy installation over splices and inline connectors without exposing wires and cables.

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Toggle Switch Panel Painless Wiring switch panels clean up your dashboard wiring by putting all of your switches in one convenient, organized place. The panels come with 4, 6, or 8-toggle or rocker switches, they're available in fused and un-fused models, and are easy to install.

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Relay Bank Relay banks are ideal for powering accessories such as fuel pumps, water pumps, throttle stops, electric cooling fans, nitrous solenoids, etc. and for keeping the relays in a centralized location.

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Ground Harness Designed specifically for proper electrical grounding of any vehicles with fiberglass bodies in one location.

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Door Jamb Switch Turn dome lights on and off without unsightly switches mounted on door frame or posts. A magnet mounted on the door activates a reed switch mounted in the post for a clean look and smooth operation.

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Indicators Indicator Light

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Air Conditioning Wire Harness These Painless Performance air conditioning harnesses are designed to connect to the Painless wiring harness part number 10206. They include all the necessary connectors and wire for complete installation on vehicles that have factory air conditioning.

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Switch Pods Introducing the brand new Trail Rocker from Painless, allowing you to control up to eight accessories on your JK Jeep! The heart of this kit is enclosed in the weatherproof housing that surrounds the power center with eight fuses and relays. Controlling it, are five prewired switches mounted in our custom dash panel for a clean factory installed look inside your Jeep.

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Voltage Regulator Ceramic Voltage Reducer

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Transmission Lock-Up Harness A transmission torque converter lock-up kit will allow the driver to lock up the transmission torque converter in any gear allowing compression breaking which is a fantastic feature while rock crawling.

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Alternators Engineered specifically for Painless by Powermaster, these new PowerStar alternators are designed to solve the amperage needs of today's fuel injected engines. At start up these engines require higher amperage output than standard alternators are able to provide. Even other high amp alternators, which provide high output at upper rpms, do not adequately address low rpm requirements.

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Alternator Harness CS 130D Style GM Alternator Pigtail

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Flasher These Painless Performance no-load LED turn signal flashers can be used with most combinations of LED lights and incandescent bulbs with a maximum total current of less than 25 amps

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Electric Fan Accessories These universal fan controllers will gradually power up your fan as needed as the engine temperature rises and are water proof for easy mounting options.

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Fan Switch Electric Fan Thermostat Kit

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Throttle Body Assemblies Painless Throttle Body Assemblies

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Carburetor Adapter Painless Hi-Velocity Throttle Body adapters are designed using state of the art CAD systems to provide the ultimate solution to EFI air flow control. 6061-T6 aluminum billet construction on full CNC machining systems create the largest bores possible in the factory mounting envelope without sacrificing strength or durability like a modified casting.  

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Thermostatic Sensor Use these high quality Thermostatic Switches From Painless Performance to turn on your cooling fans or other temperature activated accessories.

  • Painless Wiring Parts and Accessories - Off Road Electrical Fuse Box | 4 Wheel Parts

    Gauge Wire Harness Painless Performance has developed this wiring harness to help take the confusion out of wiring up your aftermarket gauges. Simply use this prelabeled harness to properly wire up your truck.

  • Now Hiring

    4 Wheel Parts is Hiring

    To see all of our current job openings

    Apply Now

  • Email Offers

    Sign up now to receive our latest promotions and exclusive offers.

  • Store Locator

    4 Wheel Parts Store Locator

    91 Stores in North America.
    Locate a store near you.

    Store Locator