Wiring Harnesses of 2025
- Best Choice
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PainlessPainless Performance 20205 Classic-Plus Customizable Chassis Harness for 73-87 GM Pickup Truck, 27 Circuits
Main highlights- fit type: Vehicle Specific
- Upgraded ATO bladed fuses: Leave antiquated glass fuses in the past where they belong and update to modern bladed fuses
- TXL Wire: When reliability and performance can't be compromised, you want TXL - not the inexpensive primary wire you find in other harnesses; High strand count copper and high-quality insulation makes for high abrasion resistance and easy routing
- Printed Wiring and Full Color Installation Manual: Every wire is printed with the circuit identification and uses GM color codes for easy installation; Paired with the highly detailed full color installation manual, Painless makes a tedious task simple
- Machine Crimped Fuse Block: Painless uses OE style machine crimping and pre-terminates the fuse block, leaving the installer with only one end to terminate
- American Made, American Proud Since 1990: Every Painless harness is proudly produced in Fort Worth, TX, where we also staff our unmatched Technical Support department.; Need help during install…simply give us a call
- Curious about how we select the top products for you? Explore How It Works
- Value for Money
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NewYallNewYall 7.3L Engine Wiring Harness for Ford Super Duty F-250/F-350 V8 7.3L Diesel 1999-2001
Main highlights- For Ford Super Duty F-250/F-350 V8 7.3L Diesel 1999-2001
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SareeUniversal 21 Circuit Wiring Harness Kit, Universal Extra Long Wire 21 Circuit Wiring Harness Standard Color 17 Fuses for GM Chevy Chrysler Dodge Ford Hotrods Plymouth Mopar Mercury Ratrods
Why we love it
Simplifies wiring for classic cars.
Compatible with many vehicle brands.
Durable, high-quality construction.
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Auto Parts ProdigyAuto Parts Prodigy Universal Wiring Harness Kit 21 Circuit Long Wires Standard for Chevy Mopar Hotrods Ratrods Ford Chrysler Universal Automotive Wiring
Main highlights- INSTRUCTIONS: Comes with detailed instructions and have specific pages for GM, Ford and Mopar - You will find this to be a painless wiring kit for your Hot rod wire harness kit but Professional Install Recommended
- INCLUDED CIRCUITS: Universal wiring harness kit included circuits are: horn, fan, dome light, hazard, radio, cigarette lighter, door locks, brake, headlights, trunk light, gauges, back up and cruise, wipers, choke, coil, a/c, electric fuel pump, power windows and turn signals
- HIGH QUALITY MATERIALS: GXL 125 high temp cross linked polyethylene jacketed wire that is grease, oil, gas, and acid resistant.
- GM COLOR CODED - 21 Circuit Wiring Harness are all coded by GM color for easier installation. Perfect Selection for you Classic car chassis wiring harness
- EXTRA LONG WIRES: Wires are extra long to help accommodate whatever build you are working on
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ParfyterParfyter 12 Circuit Wiring Harness kit Universal Street Muscle Car Hot Rod Compatible with Ford Chevy GM Mopar Rod Rat Truck and More (New -12 Wire Harness
Main highlights- 【PROFESSIONAL INSTRUCTIONS】Including instruction manual.Universal usage, 21 Circuits Wiring Harness can be applied in a wide range application - PROFESSIONAL INSTALL RECOMMENDED.
- 【INCLUDED 】1 x 12 circuit 10 fuse wire harness kit for Hazard,Fan,Radio,Horn,Headlights,Gauges,Stop,Wiper, Coil,turn signals ,A/C heat
- 【HIGH QUALITY】 12 Circuits Wiring Harness are made of high-quality copper core wires and all coded/marked by GM color for easier installation.highest quality wires and components, professionally manufactured.
- 【24-hour service】If you have any questions, please feel free to contact us, we will be happy to help you out.
- 【10 FUSES BLOCKS】This engine and transmission wiring harness includes 10 fuses and the fuse box is composed of the good wires and parts; Street rod wiring harness uses the good wires and parts, professionally manufactured, high precision and reliability
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TADYAO14 Circuit Universal Wiring Harness Fit for Street Muscle Car Hot Rod XL Wires, 12V Fuse Wiring Harness Kit Compatible with Chevy Ford Chrysler Mopar Muscle Car
Main highlights- Simplified Installation Process: 14 circuit wiring harness kit provides a simplified way to rewire, reducing guesswork and tedious work. All necessary cables and accessories are included to make the entire installation process quick and easy. No need to worry about confusing circuit diagrams or cumbersome wiring
- Satisfy your Needs: You will receive 14 circuit wiring harnesses, 1 set of spare fuses, 1 tweezers for extracting fuses, relays, flash relays, terminals, auxiliary connecting wires, pipe sleeves, rolling strips, spare connectors, and instructions. Don't worry about missing accessories anymore, saving you time and money
- Perfect Compatibility: Fit for Street Muscle Car Hot Rod XL Wires. Compatible with Chevy Ford Chrysler Mopar Muscle Car. Ensure perfect compatibility and fit
- Improved Electrical Performance: The new wiring kit will ensure optimal performance of your vehicle's electrical system. Better current conduction and wire protection will reduce the risk of circuit failure while providing a more stable power supply to your vehicle. This not only improves performance, but also improves vehicle reliability
- Durability and Safety: Made of high-quality copper core wire to ensure its durability and long life. Robust cable housings, high-quality connectors and insulating materials can withstand harsh environments and challenges, ensuring that your vehicle is fully protected during use
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ROADGIVEROADGIVE 21 Circuit 17 Fuses Wiring Harness Kit, Universal Extra Long Automotive Wire Harness Compatible with GM Chevy Mopar Hotrods Ratrods Chrysler
Main highlights- Simplified Installation: Featuring labeled wires and detailed user manual, this kit simplifies the wiring process
- Reliable Fuse Protectionl: With 17 fuses included, this harness ensures individual circuit protection, safeguarding your vehicle's electrical components from potential overloads
- Copper Wiring: High-class copper wires within the harness ensure optimal conductivity, minimizing voltage drops and enhancing electrical efficiency for peak performance
- Color Coding: 21 circuit wiring harness are all coded by gm color for easier installation. Engineered to gm color standards, this wiring harness ensures intuitive installation, simplifying connections
- 21 Circuit: Circuits including horn, fan, dome light, hazard, radio, door locks, brake, headlights, trunk light, gauges, back up and cruise, wipers,coil, a/c, electric fuel pump, power windows, and turn signals
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VOWAGHUniversal Extra Long Wires 21 Circuit Wiring Harness Hotrod Kit Compatible with GM Chevy Universal Automotive Wiring
Main highlights- To make installation even easier, the wires are GM color coded
- Package includes wiper/radio acc, cruise/backup, heater/air, clock, dome, cig lighter, crtsy power, power door, power seat, fan power, coil, choke, instrument power, flasher, fuel pump power, brake, power window, headlight, radio battery, horn.
- GM installations see photos above
- All wires are labeled every 5 inches so installation is easy
- 17 fuses and 21 circuits; GM column connectors are included
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LOYPPLOYPP 21 Circuit Wiring Harness Kit - Universal Extra Long Wires for Ford, Chevy, Chrysler, Mopar Hotrods & Ratrods
Main highlights- 【WIDE APPLICATION】Wiring Harness Kit 21 Circuit Long Wires Standard Color Wiring Harness Kit for Chevy Ford Mopar Hotrods Ratrods Chrysler Universal.The 21 circuit standard wiring harness fits most vehicle engines and transmissions, universal fitment in a wide range application.
- 【One Year Warranty】:One Year Warranty. Feel free to contact us by emails if you have any problems,we'll take care of it in 24 hours.
- 【INSTALLATION INSTRUCTIONS】: Wiring harness kit 21 circuit Comes with detailed instructions and have specific pages for GM, Ford and Mopar. 21 Circuit Wiring Harness are all coded by GM color for easier installation. For the best performance of this wiring harness kit, professional installation is highly recommended.
- 【INCLUDED CIRCUITS】The Universal Extra Long Wires 21 Circuit included: horn, fan, dome light, hazard, radio, cigarette lighter, door locks, brake, headlights, trunk light, gauges, back up and cruise, wipers, choke, coil, a/c, electric fuel pump, power windows and turn signals. Extra-long 17-20ft wires help to conduct any wiring circuits.
- 【DURABLE WIRING HARNESS】The complete wiring harness is made of high-quality copper core wires, which has lower eccentricity and resistance, well performed in conducting electricity. Wrapped plastic surfaces can stand high temperatures, all kinds of chemical reagent, strong impact, and press.
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Goopool5.3 Wiring Harness ls Engine Wiring Harness Compatible with 1999-2006 DBC LS1 4.8 5.3 6.0 Vortec Drive by Cable 4L60E, with Wiring Guide Manual
Main highlights- Replacement: Engine Wiring Harness are long enough for the PCM to be mounted under the dash ADDED 36" FOR EASY COMPUTER MOUNTING.All Harnesses have a High Quality Grommet installed on the Harness (THAT SLIDES FOR DESIRED MOUNTING
- Plug and Play: Installation instructions are included, and the Ls stand alone harness plugs are in different colors for easier installation.If you have any questions please contact us we will solve them for you the first time
- Engine Wiring Harness: All harnesses come with the needed Dash Connections, which include Speedometer, Tachometer, Park Neutral, TCC, Malfunction Indicator, and a DLC Port
- Compatible with: LS1 Engine Wiring Harness Compatible with Chevy GMC Cadillac Hummer Trucks Vortec 4.8L 5.3L & 6.0L 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 Drive By Cable LS1 Engines , 4L60E Transmission
- Attention: We sincerely appreciate the purchase of our ls swap harness.If product has any quality issues, you can request to send a new product, we value your shopping experience