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EFI Systems

EFI Performance Tuning 

EFI performance tuning is a game-changer for anyone looking to squeeze every last ounce of efficiency and horsepower from their engine. Scram Speed offers a wide variety of tools for dialing in the perfect tune. Whether you’re just starting out or chasing tenths at the track, our EFI performance tuning products make setup and adjustment straightforward.

Looking for simplicity? The self-tuning Holley EFI system is a favorite among our clients for its plug-and-play ease. It’s ideal for builders who want results without constant fiddling. Our team is always on hand to help you select the right components to get your setup running flawlessly. Reach out to Scram Speed today for expert support and to take your EFI performance tuning to the next level.

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  • New
    Holley 565-345 HyperSpark Small Cap - Chrysler 383, 400

    Holley Performance Parts – EFI, Intakes, & More

    Holley 565-345 HyperSpark Small Cap - Chrysler 383, 400

    HyperSpark Ready to Run adds plug and play ignition timing control to any Holley EFI system. This line of distributors comes with a built-in ignition coil driver, removing the need of mounting an ignition box or external coil driver. The design includes...

    $310.11
    Add to Cart The item has been added
  • New
    Holley 565-343 Hyperspark Small Cap BBF 351-C,429,460

    Holley Performance Parts – EFI, Intakes, & More

    Holley 565-343 Hyperspark Small Cap BBF 351-C,429,460

    HyperSpark Ready to Run adds plug and play ignition timing control to any Holley EFI system. This line of distributors comes with a built-in ignition coil driver, removing the need of mounting an ignition box or external coil driver. The design includes...

    $562.95
    Add to Cart The item has been added
  • New
    Holley 565-344 Hyperspark Small Cap Chrysler 318, 360

    Holley Performance Parts – EFI, Intakes, & More

    Holley 565-344 Hyperspark Small Cap Chrysler 318, 360

    HyperSpark Ready to Run adds plug and play ignition timing control to any Holley EFI system. This line of distributors comes with a built-in ignition coil driver, removing the need of mounting an ignition box or external coil driver. The design includes...

    $562.95
    Add to Cart The item has been added
  • New
    Holley 565-346 HyperSpark Small Cap - Chrysler 426, 440

    Holley Performance Parts – EFI, Intakes, & More

    Holley 565-346 HyperSpark Small Cap - Chrysler 426, 440

    HyperSpark Ready to Run adds plug and play ignition timing control to any Holley EFI system. This line of distributors comes with a built-in ignition coil driver, removing the need of mounting an ignition box or external coil driver. The design includes...

    $310.11
    Add to Cart The item has been added
  • New
    Holley 565-341 Hyperspark Small Cap - SBF- 260,289,302

    Holley Performance Parts – EFI, Intakes, & More

    Holley 565-341 Hyperspark Small Cap - SBF- 260,289,302

    HyperSpark Ready to Run adds plug and play ignition timing control to any Holley EFI system. This line of distributors comes with a built-in ignition coil driver, removing the need of mounting an ignition box or external coil driver. The design includes...

    $366.41
    Add to Cart The item has been added
  • New
    Holley 565-342 Hyperspark Small Cap SBF 351W

    Holley Performance Parts – EFI, Intakes, & More

    Holley 565-342 Hyperspark Small Cap SBF 351W

    HyperSpark Ready to Run adds plug and play ignition timing control to any Holley EFI system. This line of distributors comes with a built-in ignition coil driver, removing the need of mounting an ignition box or external coil driver. The design includes...

    $562.95
    Add to Cart The item has been added
  • New
    Holley 565-341S Hyperspark Small Cap - SBF- 260,289,302

    Holley Performance Parts – EFI, Intakes, & More

    Holley 565-341S Hyperspark Small Cap - SBF- 260,289,302

    HyperSpark Ready to Run adds plug and play ignition timing control to any Holley EFI system. This line of distributors comes with a built-in ignition coil driver, removing the need of mounting an ignition box or external coil driver. The design includes...

    $511.95
    Add to Cart The item has been added
  • New
    Holley 565-340 HyperSpark Small Cap - Chevrolet V8 SB, BB

    Holley Performance Parts – EFI, Intakes, & More

    Holley 565-340 HyperSpark Small Cap - Chevrolet V8 SB, BB

    HyperSpark Ready to Run adds plug and play ignition timing control to any Holley EFI system. This line of distributors comes with a built-in ignition coil driver, removing the need of mounting an ignition box or external coil driver. The design includes...

    $511.95
    Add to Cart The item has been added
  • Holley 554-153 Terminator X Max Service ECU

    Holley Performance Parts – EFI, Intakes, & More

    Holley 554-153 Terminator X Max Service ECU

    The Terminator X Max ECU features real-time fuel learn, high impedance injector drivers, an integrated 1bar MAP sensor, electronic transmission control, drive-by-wire throttle body control, and 4 programmable inputs and outputs. The inputs and outputs...

    $1,229.95
    Add to Cart The item has been added
  • Holley EFI 550-944 Terminator X Max - Ford MPFI Kit, automotive engine management system components including wiring harnesses, control units, sensors, and connectors.

    Holley EFI

    Holley EFI 550-944 Terminator X Max - Ford MPFI Kit

    Take control of your conventional Ford engine with Terminator X! Don't settle for a factory ECU with a cumbersome tuning interface or pre-programmed tuning chip when you can have complete control of your engine, self-learning fuel strategies and the...

    MSRP: $2,137.95
    $1,899.95
    Add to Cart The item has been added
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