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Master Your Engine Performance with Holley EFI Terminator X-Max

The Holley EFI Terminator X-Max MPFI System is the ultimate engine management solution for enthusiasts looking to modernize their GM LS platform. Designed for high-performance street and track applications, this system provides full control over your engine's fuel and ignition timing, while uniquely integrating transmission control for popular 4L60E and 4L80E automatic transmissions.

Key Features and Benefits

• Integrated Trans Control: Seamlessly manage your 4L60E or 4L80E transmission shifting and torque converter lockup.
• 3.5-inch Touchscreen: Includes a high-resolution handheld display for easy tuning, data logging, and real-time monitoring of vital engine vitals.
• Plug-and-Play Harness: Simplified installation with factory-style connectors, reducing wiring complexity for a cleaner engine bay.
• Self-Tuning Capabilities: Advanced software automatically adjusts your fuel map, allowing for a smooth idle and crisp throttle response without needing a professional dyno tune immediately.
• Expandability: Easily add sensors, nitrous control, or boost management as your build evolves.

Whether you are performing an LS swap or upgrading an existing fuel-injected setup, this system provides the reliability and precision required for modern performance. Experience superior driveability and power delivery with the industry-leading technology found in every Holley EFI kit. Find all your high-performance engine management needs at GGCRACING.