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Top Street Performance

Universal 20-Circuit Wiring Harness

Universal 20-Circuit Wiring Harness

SKU: SKU: WH1220

Regular price $285.19
Sale price $285.19 Regular price $324.08
Shipping calculated at checkout.

In stock

Top Street Performance (TSP) is committed to providing high-quality performance parts while complying with emissions regulations. This product is designed for use on vehicles that comply with federal emissions regulations. It is the customer’s responsibility to verify that this part is legal for use in their state or local jurisdiction. Check with your local emissions authority before purchasing.
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Product Details

Features

  • Universal kit has everything you need
  • Intended for V8 applications

Description

Save yourself some time and money, and pick up a universal wiring harness kit from TSP. It comes complete with a pre-wired fuse box with dedicated circuits for everything from headlights to cruise control, making installation a breeze. This kit works with a GM column.

Specs

Circuit Quantity 20
Ignition Key Location Column
Harness Length Standard
Fuse Block Included Yes
Fuse Block Location Front
Quantity Sold as a Kit
Wiring Included Horn
Electric Fan
Dome Light
Hazard Lights
Radio
Cigarette Lighter
Power Door Locks
Brake Lights
Head Lights
Trunk
Gauges
Backup Lights/Cruise Control
Wipers
Choke
Ignition Coils
Radio Ignition
AC/Heat
Electric Fuel Pump
Power Windows
Turn Signal

Engine Fitment

UNIVERSAL

NOTE: Works with GM column.
Intended for V8 applications.

Q&A

What applications is this wiring harness compatible with?
This wiring harness is designed for UNIVERSAL, NOTE: Works with GM column., and Intended for V8 applications..


Will this wiring harness work with my setup?
This harness is intended for universal automotive applications and should be matched to your engine, ECU, transmission, and sensor configuration.


What does a wiring harness do?
A wiring harness organizes and connects the electrical circuits needed for engine management or vehicle operation, helping simplify installation and improve reliability.


Is this a standalone wiring harness?
This harness should be matched to the intended application, and standalone harnesses are commonly used for swaps and custom builds.


What materials is this wiring harness made from?
This harness uses automotive-grade wiring to provide durability and dependable electrical performance.


Do I need to verify connector compatibility before installation?
Yes, connector style and pinout compatibility should always be confirmed before installing a wiring harness.


Does this wiring harness include a fuse block?
Yes, this wiring harness includes a fuse block to help protect electrical circuits.


Do I need relays with this harness?
Some harnesses require relays for proper operation, so the included components and installation requirements should be verified.


Can this harness support ignition system wiring?
Yes, engine wiring harnesses are commonly designed to support ignition-related circuits when matched to the correct application.


Can this harness support fuel injection applications?
Yes, many engine harnesses are designed for EFI or fuel injection use, but system compatibility should be confirmed before installation.


Do I need to verify sensor compatibility with this harness?
Yes, sensor connectors and sensor type compatibility should always be confirmed before installation.


Do I need an ECU with this wiring harness?
Many engine harnesses require a compatible ECU or computer to control engine functions, so ECU compatibility should be verified.


Is this wiring harness a good option for swaps or custom builds?
Yes, wiring harnesses are commonly used in swaps and custom builds to simplify installation and support reliable electrical operation.


Will this wiring harness make installation easier?
Yes, a properly designed wiring harness can simplify routing, reduce wiring guesswork, and improve the reliability of the finished setup.


Do I need tuning or setup after installing this harness?
Depending on the harness, ECU, and application, setup or tuning may still be required after installation.


Is this a good upgrade over modifying a stock harness?
Yes, an aftermarket wiring harness can be a cleaner and more reliable solution than modifying an older stock harness, especially for swaps or performance builds.

Emissions Notice

This product does not affect vehicle emissions and is not subject to emissions compliance regulations.