Holley EFI Dominator Transmission Harnesses - 558481

Upgrade your Pontiac or Chevrolet with the Holley EFI Service Parts Transmission Harness, designed for seamless integration with your vehicle's performance systems.

• Plug-and-Play Design: Easily connects to Terminator X Max ECUs, providing a hassle-free installation experience.
• Enhanced Functionality: Supports vital features like Vehicle Speed Sensor (VSS), reverse lockout, and reverse lights for improved vehicle control.
• Durable Construction: Built to withstand the rigors of performance driving, ensuring reliable operation under demanding conditions.
• Versatile Compatibility: Suitable for a range of models from 1992 to 2002, making it an ideal choice for various F-Body applications.

This Holley EFI Transmission Harness (part number 558481) is essential for your Terminator X Max ECU on V3 Build 100 or Holley EFI V6 Build 300 and later. Sold individually.

Elevate your vehicle's performance with Holley's trusted engineering.