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Terminator X

Browse Terminator X EFI systems designed for engine swaps, street machines, and race builds. Explore flexible control features, easy tuning support, and reliable performance solutions for custom applications.
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Holley EFI Terminator X Max - 58x Late Truck with 6L80 and DBW Control

Regular Price $749.99
Sale Price $749.99 Regular Price $2,499.95
-70%

Holley EFI Terminator X Stealth 4150 - Black

Regular Price $584.99
Sale Price $584.99 Regular Price $1,949.95
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Holley EFI Terminator X - Ford MPFI Kit

Regular Price $434.99
Sale Price $434.99 Regular Price $1,449.95
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Holley EFI Terminator X Max - LS1/LS6

Regular Price $614.99
Sale Price $614.99 Regular Price $2,049.95
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Holley EFI Terminator X Universal MPFI Kit

Regular Price $434.99
Sale Price $434.99 Regular Price $1,449.95
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Holley EFI Terminator X Wideband Adapter Harness

Regular Price $18.77
Sale Price $18.77 Regular Price $62.55
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Holley EFI Terminator X Handheld Controller

Regular Price $104.99
Sale Price $104.99 Regular Price $349.95
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Holley EFI Terminator X - GM LS1/LS6

Regular Price $434.99
Sale Price $434.99 Regular Price $1,449.95
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Holley EFI Terminator X Service ECU

Regular Price $254.99
Sale Price $254.99 Regular Price $849.95
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Holley EFI Terminator X - Gen III 4.8/5.3/6.0 GM Truck Engines

Regular Price $434.99
Sale Price $434.99 Regular Price $1,449.95
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Holley EFI Terminator X Max - Gen IV 4.8/5.3/6.0 GM Truck Engines and LS2/LS3

Regular Price $554.99
Sale Price $554.99 Regular Price $1,849.95
-70%

Holley EFI Terminator X Max Service ECU

Regular Price $359.99
Sale Price $359.99 Regular Price $1,199.95
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Holley EFI Terminator X - Gen IV 4.8/5.3/6.0 GM Truck Engines and LS2/LS3

Regular Price $434.99
Sale Price $434.99 Regular Price $1,449.95
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Holley Terminator X Fuel Injector - Individual

Regular Price $21.39
Sale Price $21.39 Regular Price $71.29
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Holley EFI Terminator X - Foxbody Mustang 5.0 EFI Kit

Regular Price $449.99
Sale Price $449.99 Regular Price $1,499.95
-70%

Holley EFI Terminator X Max - LS1/LS6

Regular Price $554.99
Sale Price $554.99 Regular Price $1,849.95
-70%

Holley EFI Terminator X Max - 58x Late Truck with 6L80 Control

Regular Price $689.99
Sale Price $689.99 Regular Price $2,299.95
-70%

Holley EFI Terminator X - Gen IV 4.8/5.3/6.0 GM Truck Engines and LS2/LS3

Regular Price $434.99
Sale Price $434.99 Regular Price $1,449.95
-70%

Holley EFI Terminator X Max - Gen III 4.8/5.3/6.0 GM Truck Engines

Regular Price $614.99
Sale Price $614.99 Regular Price $2,049.95
-70%

Holley EFI Terminator X Max - 58x Late Truck with 6L80 and DBW Control

Regular Price $749.99
Sale Price $749.99 Regular Price $2,499.95
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