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    Holley 550-904 Terminator X MPFI, 4.8-6.0 Early Truck

    Holley

    Holley 550-904 Terminator X MPFI, 4.8-6.0 Early Truck

    Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies and the proven, race-winning technology of Holley EFI at...

    MSRP: $1,606.95
    $1,285.95
    $1,427.95
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  • Holley 550-876 SUPER SNIPER STEALTH 4150 - 1250HP - SHINY FINISH

    Holley

    Holley 550-876 SUPER SNIPER STEALTH 4150 - 1250HP - SHINY FINISH

    The Super Sniper Stealth 4150 EFI system from Holley features 8, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 1250 HP on forced induction applications. The Sniper Stealth 4150 ECU is capable of fuel map self-learning...

    MSRP: $2,199.00
    $1,978.95
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    Holley 550-870 Sniper Stealth 4150 Shiny

    Holley

    Holley 550-870 Sniper Stealth 4150 Shiny

    The Sniper Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The Sniper Stealth 4150 ECU is capable of fuel map self-learning and...

    MSRP: $1,580.95
    $1,264.95
    $1,404.95
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  • Holley 550-510 Sniper 4 Barrel Fuel Injection Conversion Shiny

    Holley

    Holley 550-510 Sniper 4 Barrel Fuel Injection Conversion Shiny

    Holley just brought EFI within range with Sniper EFI!   Introducing Sniper EFI!   Sniper EFI is economically priced so you can have all the benefits of Fuel Injection and still have money to finish or upgrade the rest of your ride! Perfect for...

    $1,259.95
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    Holley 550-1001 TERMINATOR X STEALTH 4150, SHINY

    Holley

    Holley 550-1001 TERMINATOR X STEALTH 4150, SHINY

    The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The Terminator X ECU is capable of fuel map self-learning and...

    MSRP: $2,185.95
    $1,748.95
    $1,942.95
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    Holley 554-166 I/O Expansion Holley EFI and Terminator X

    Holley

    Holley 554-166 I/O Expansion Holley EFI and Terminator X

    This adds AWESOME functionality to your Holley HP, Dominator, or Terminator X EFI system.The Holley EFI CAN Input/Output Module can be added to Holley EFI HP, Dominator, Terminator X and Terminator X Max EFI installation. This CAN module will add eight...

    MSRP: $499.95
    $399.95
    $443.95
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    Holley 554-165 I/O Expansion Holley EFI and Terminator X w/ harness

    Holley

    Holley 554-165 I/O Expansion Holley EFI and Terminator X w/ harness

    This adds AWESOME functionality to your Holley HP, Dominator, or Terminator X EFI system.The Holley EFI CAN Input/Output Module can be added to Holley EFI HP, Dominator, Terminator X and Terminator X Max EFI installation. This CAN module will add eight...

    MSRP: $499.95
    $399.95
    $443.95
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  • Holley Sniper EFI Throttle Bracket kit

    Holley Sniper EFI Throttle Bracket kit

    (1)

    One of the things that is most difficult things about the awesome conventional Sniper systems is getting the throttle cable from your carb to work with the sniper. The conventional Sniper is a bit wider than a carb, and that can cause some issues...

    (1)

    $39.99
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  • Sniper and Terminator X Stealth EFI 4150 Dual Feed Fuel Line Kit

    Scram Speed

    Sniper and Terminator X Stealth EFI 4150 Dual Feed Fuel Line Kit

    (1)

    The part that Holley forgot! ALSO FITS Terminator XP Stealth Kits!The Sniper Stealth EFI is a great system. It does a great job of converting a car to fuel injection while keeping that classic carburetor look. Unfortunately, Holley ships these systems...

    (1)

    $69.99
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  • HOLLEY EFI DOMINATOR ECU ONLY

    Holley

    HOLLEY EFI DOMINATOR ECU ONLY

    Dominator¨ EFI Vehicle Management Systems are intended for all engine applications, from street to unlimited highÐend racing applications. Dominator¨ systems have nearly unlimited capabilities to control any power adder, input, or output you...

    MSRP: $2,587.95
    $2,299.95
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  • Holley HP EFI HP ECU

    Holley

    Holley HP EFI HP ECU

    Looking for a plug and play alternative for your stock or built late model factory EFI engine? How about a replacement ECU for your older Holley C950? Holley has you covered. HP EFI ECU and harness kits are designed to be used with popular factory EFI...

    MSRP: $1,958.95
    $1,740.95
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