Painless Wiring 50003 Pro Street 21-Circuit Universal Wiring Harness Kit with Switch Panel

Build a dependable electrical system for your drag race or pro street vehicle with the Painless Wiring 50003 Pro Street 21-Circuit Universal Wiring Harness Kit. This complete harness kit is designed for custom automotive applications and provides organized wiring for essential vehicle systems, helping simplify installation and service compared with assembling individual wires and connectors.
The universal design makes this kit suitable for a wide range of performance vehicles, including race cars, street rods, and custom builds. The included switch panel offers a practical way to control key electrical functions from a centralized location, while the clearly arranged circuit layout supports a cleaner, more manageable installation. Painless Wiring is known for producing performance-focused wiring solutions that help builders create reliable electrical systems with professional results.
The Painless Wiring 50003 kit is intended for enthusiasts, fabricators, and automotive professionals completing a new wiring installation or replacing an outdated harness. Before installation, verify that the vehicle’s electrical requirements and accessories are compatible with the available circuits. This kit is supplied as a complete universal solution for performance applications and is not limited to a specific make or model.

Features:

• Brand: Painless Wiring

• Part Number: 50003

• Circuit Configuration: 21-circuit wiring harness

• Application: Universal drag race, pro street, street rod, and custom vehicle use

• Control Interface: Includes switch panel

• Kit Type: Complete wiring harness kit

• Installation: Designed for custom automotive wiring projects

• Vehicle Fitment: Universal application; vehicle-specific compatibility should be verified before installation