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Features, Description, Q&A
High-Performance Ignition Upgrade. The Holley EFI Smart Coil for Holley EFI or Terminator X; Single provides a bolt-in ignition enhancement designed for late-model Gen 3 HEMI engine families including 5.7L, 6.1L, 6.2L, and 6.4L engines. It improves combustion efficiency by delivering increased spark energy and a hotter spark at the plug while reducing the electrical load on the system, ensuring better fuel burn and engine performance.
Construction and Appearance. This smart coil features a durable black finish and is constructed with integrated ignitor hardware to enhance reliability and performance. It is designed for direct installation on factory valve covers using the included mounting hardware, ensuring a secure and clean fit without requiring additional modifications.
Installation. Installation is straightforward with direct bolt-on capability and the same wiring pinout as IGN-1A coils, simplifying upgrades when paired with the correct harnesses. This provides a simplified plug-in experience for compatible systems.
Application. Fits 03-24 5.7L RAM 1500 without restrictions or noted exclusions for this specific model and generation.
Holley EFI 556-162
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