Main Engine Harness for 58x LS w/ TBI 558-112
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Features:
- Use with Dominator, HP, Terminator X, and Terminator X Max when using a Terminator or Terminator Stealth throttle body injection unit
- Gen 4 58x LS engine
- Crank and cam sensor plugs for Gen 4 58x LS engines as well as Even/Odd LS coil harness plugs
- Bulkhead connector for Holley P/N's 534-225 and 534-227 and similar throttle body injection units
About Holley EFI

Find standalone EFI for LS, Coyote, Hemi and more at Holley.com. From engine swapping to managing up to 4000 horsepower, we have a solution for every project!
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