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Painless Performance 10102 Classic Customizable Chassis Harness, Key in Dash, 21 Circuits
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Painless Performance 10102 Classic Customizable Chassis Harness, Key in Dash, 21 Circuits
Wire your classic car once and wire it right with a Painless Customizable wiring harness.
Painless Performance 10102 Classic Customizable Chassis Harness, Key in Dash, 21 Circuits
Item #: 14128006

Painless Performance 10102 Classic Customizable Chassis Harness, Key in Dash, 21 Circuits

Item #: 14128006

PAB 308

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*All items will import from US

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Order now and get it around Saturday, August 29
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Wire your classic car once and wire it right with a Painless Customizable wiring harness.
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What Stands Out

Customizable Design
The harness allows full customization to fit various vehicle applications, ensuring a tailored installation experience for enthusiasts seeking specific configurations and improved functionality.
21 Circuits
Equipped with 21 circuits, this harness supports multiple electronic components, enhancing the electrical system’s capacity while providing ample room for future upgrades without hassle.
Easy Installation
Designed for user-friendly installation, the Painless Performance harness simplifies wiring processes, making it accessible for both professionals and DIY enthusiasts to achieve reliable performance with minimal effort.

Product Details

Who Should Buy?

Suitable For
  • Custom Car Builders

    Ideal for hobbyists creating custom vehicles, allowing tailored wiring for specific needs and aesthetics.

  • Classic Car Restorers

    Perfect for restoring classic cars with an updated, reliable electrical system that maintains the vehicle's authenticity.

  • DIY Mechanics

    Offers an accessible wiring solution for knowledgeable mechanics looking to enhance or replace existing chassis wiring.

Not Suitable For
  • Beginner Enthusiasts

    May overwhelm those with limited experience in electrical work, requiring advanced skills for installation and customization.

Product Description

Painless Performance 10102 Classic Customizable Chassis Harness, Key in Dash, 21 Circuits

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the Painless Performance 10102 Classic Customizable Chassis Harness?

    Answer: The Painless Performance 10102 Classic Customizable Chassis Harness is an advanced wiring system designed for classic automotive applications. It features 21 circuits that allow custom configuration to meet specific vehicle needs. This harness simplifies the wiring process by providing pre-labeled connectors and detailed instructions. It's perfect for classic car enthusiasts looking to upgrade their wiring steadily, ensuring safety and reliability in their vehicle's electrical system.
  • Question: What vehicles are compatible with the Painless Performance 10102 harness?

    Answer: The Painless Performance 10102 harness is designed to be versatile, making it compatible with a wide range of classic vehicles, including muscle cars, street rods, and custom builds. It supports both American and foreign car models, allowing users to adapt the harness to their specific project requirements. This wide compatibility makes it an ideal choice for hobbyists and professional builders alike, providing flexibility in building or restoring vintage cars.
  • Question: How does the customization process work for this chassis harness?

    Answer: Customizing the Painless Performance 10102 Chassis Harness involves mapping out your vehicle's electrical needs and then connecting the harness to the appropriate circuits. Since each circuit is color-coded and labeled, identifying where to connect is straightforward. This harness is designed for flexibility, enabling you to add or remove circuits as your project evolves, allowing for modifications during installation. This feature is especially useful for builders wishing to add modern conveniences to older models.
  • Question: What tools are needed to install the Painless Performance 10102 harness?

    Answer: To install the Painless Performance 10102 Chassis Harness, you will need basic hand tools such as wire strippers, crimpers, and a screwdriver. Additional tools like a multimeter for checking connections and a heat gun for heat-shrink tubing may also be helpful. Having a reliable workspace and organization for various wiring components will streamline the installation process. This organized approach ensures a clean installation and helps avoid common wiring issues down the line.
  • Question: Is the Painless Performance 10102 harness weather-resistant?

    Answer: Yes, the Painless Performance 10102 harness is designed to withstand various environmental conditions, making it suitable for automotive applications. The materials used are resistant to moisture, heat, and potential corrosion, ensuring long-lasting performance. This sturdiness is essential, particularly for classic cars that may see varied weather conditions or outdoor storage situations, helping maintain a reliable electrical system over time.
  • Question: Can I use this harness for both positive ground and negative ground systems?

    Answer: The Painless Performance 10102 harness is primarily designed for negative ground electrical systems, which are standard in most vehicles today. While it is theoretically possible to adapt it for positive ground systems, significant alterations may be necessary. For classic car restorations that maintain a positive ground, you may want to consult an expert or consider specific harness options designed for that configuration to ensure optimal performance and safety.
  • Question: Does the harness include a circuit diagram or instructions?

    Answer: Yes, the Painless Performance 10102 Chassis Harness comes with detailed instructions and a circuit diagram that outlines each wire's purpose. This resource is invaluable during installation, allowing users to efficiently connect components and troubleshoot issues as needed. Knowing how each circuit interacts enhances understanding of the vehicle’s electrical system, making it easier to perform future modifications or repairs.
  • Question: What are the benefits of using a customizable chassis harness?

    Answer: Using a customizable chassis harness like the Painless Performance 10102 offers numerous benefits, including tailored wiring for your specific vehicle applications, simplified installation with color-coded connections, and the possibility of upgrading your electrical system as needs change. This level of customization can dramatically enhance the functionality and ease of maintenance of your vehicle’s electrical systems, adding modern conveniences to classic rides.
  • Question: What additional components can I use with the Painless Performance 10102 harness?

    Answer: The Painless Performance 10102 harness is compatible with a variety of additional components like aftermarket switches, relays, and fuse blocks which can enhance functionality. Pairing it with modern lighting systems or gauges can modernize your classic build. For enthusiasts looking to integrate enhanced audio systems, these additional components allow for seamless upgrades without compromising the aesthetic of the classic car.
  • Question: Where can I buy the Painless Performance 10102 Classic Customizable Chassis Harness?

    Answer: You can purchase the Painless Performance 10102 Classic Customizable Chassis Harness from Ubuy in Panama. Ubuy is a reliable e-commerce platform that offers an extensive selection of automotive parts, ensuring that you have convenient access to the products you need for your classic car projects.

Painless Wiring Harnesses Editorial Review

The Painless Performance 10102 Classic Customizable Chassis Harness is a versatile option for automotive wiring needs. With 21 circuits, it includes a wide range of functions such as A/C & Heat, Brake Lights, Headlights, and Turn Signals. The harness is GM color coded, so a factory schematic is recommended for proper installation. However, all wires are labeled from end to end, making it difficult to mess up. The kit also includes a detailed installation booklet for guidance. While it can be used in various vehicles, it may not be the best option for complex installations or specific models.

Customer Reviews & Ratings

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Pros

  • Versatile option for automotive wiring needs
  • Includes 21 circuits with various functions
  • Wires are labeled from end to end
  • Detailed installation booklet included

Cons

  • May lack certain features specific to factory harness

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Mohammad
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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
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  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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PAB 308

Order now and get it around Saturday, August 29

QTY:

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Features & Benefits

  • Universal kit adaptable to almost any vehicle
  • Printed wires with identification and GM color codes for easy installation.
  • Comes with GM engineered fuse block & Painless mounting bracket
  • Includes pre-wired plugs for headlights & dimmer switch
  • Upgraded ATO bladed fuses and Machine-Crimped Fuse Block
  • American Made since 1990 with unmatched Technical Support

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