Holley 558-219 EFI Wiring Harness for Dominator ECU Module, J2B Plug, Universal Fit

The Holley 558-219 EFI Wiring Harness is designed to connect the J2B plug to the Dominator ECU module, providing a reliable and secure electrical connection for performance vehicle applications. This universal harness is suitable for a variety of EFI setups, ensuring compatibility with Holley Dominator systems and other compatible ECUs. Crafted with high-quality materials, it delivers durability and consistent electrical performance in demanding environments. The harness’s design simplifies installation and maintenance, making it an essential component for custom EFI systems and race vehicles. It features a robust construction that resists wear and environmental factors, maintaining signal integrity over time. Whether upgrading an existing system or building a new setup, this harness ensures precise wiring connections for optimal engine management. The harness is lightweight, flexible, and easy to route, facilitating streamlined installation in tight spaces. Its universal design makes it versatile for a broad range of applications, from automotive to racing setups. Trust Holley’s proven engineering to enhance your vehicle’s EFI system with this reliable wiring solution.

Features:

• Universal EFI wiring harness suitable for various applications

• Connects J2B plug to Dominator ECU module

• High-quality, durable construction for reliable performance

• Easy to install with flexible routing options

• Designed for automotive and racing EFI systems