Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
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-10% $2,595.55 kit Was $2,883.95
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Features, Description, Q&A, Specs & Installation
Upgrade Your Engine’s Performance with the Holley EFI Terminator X Max Kit. The Holley EFI Terminator X Max Kit is designed to provide GM Gen V LT4 engines with precise fuel and spark control, optimizing engine performance for high-performance applications. This complete EFI system includes a plug-and-play wiring harness and a handheld programmer for easy, customizable tuning, ensuring your engine runs at peak efficiency. It’s the ideal solution for enthusiasts looking to maximize their engine's power and responsiveness.
Supports Modern Engine Features and Tuning. This EFI system not only allows for precise engine control but also supports drive-by-wire and electronic transmission control, making it perfect for modern engine swaps and upgrades. Built with high-quality materials and designed for durability, this system ensures reliable, long-term performance under demanding conditions. Whether you're building a track car or upgrading a street machine, this EFI system delivers the precision and control you need.
Installation. Professional installation is recommended due to the complex nature of the EFI system.
Application. The Holley EFI Terminator X Max GM Gen V LT4 Direct Injection Kit is designed for universal applications, though some adaptation may be required for certain vehicles.
Holley EFI 550-1623
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation Info
Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
What's in the Box