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EFI Systems

SELF TUNING EFI - EZ-EFI® • EZ-EFI 2.0®

TUNABLE EFI - XFI Sportsman™ • XFI 2.0™ 

BROWSE BY Type

    • Throttle Body EFI  (Self Tuning or User Tuneable)
      • Injectors & Sensors Built-In to an Easy-to-Install, Carb-Replacement EFI Throttle Body
      • For Dual or Single Plane, 4-Barrel Carb-Type Intakes (& Dual Quad)
      • Nearly Universal EFI for Stock-to-1200 HP Engines
      • Bolt-On, Jeep-Specific Version Available
    • Multi-Port EFI  (Self Tuning or User Tuneable)
      • Fuel Injectors Are Mounted Directly to the Intake Manifold’s “Runners”; (1) Injector-Per-Runner
      • Multi-Port Retro-Fit EFI Includes ECU, Hand-Held, Wiring Harness & Wide-Band; Fits Nearly Any Multi-Port EFI Intake
      • Multi-Port EFI Kits Include Intake, Throttle Body, Fuel System, Wide-Band, Plug & Play Harness, & More
      • Multi-Port EFI Kits Available for Many V8 Applications; From Stock-to-Extreme
        • Small & Big Block Chevy • GM LS
        • Small Block Ford • Ford Modular
        • Chrysler Hemi
    • Eight Stack Systems  (Self Tuning Only)
      • Classic, Eight Stack Weber-Carb Looks w/ Modern EFI Reliability & Tuning Ease
      • Available for Many Applications; From Stock-to-Extreme
        • Small Block Chevy & GM LS
        • Small Block Ford & FE Big Block
    • Sidedraft Stack Systems  (Self Tuning Only)
      • Classic, Weber-Carb Looks w/ Modern EFI Reliability & Tuning Ease
      • Injectors & Sensors Built Into an Easy-to-Install, Carb-Replacement EFI Throttle Body
      • Nearly Universal EFI for Dual or Single Plane, 4-bbl Carb-Type Intakes (& Dual Quad)
      • 4-Stack Sidedraft is a Value Alternative to Full Eight Stack

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  1. XFI™ USB to Serial Convert Cable

    XFI™ USB to Serial Convert Cable

    SKU: 307044

    $34.90
    XFI™ USB to Serial Convert Cable Learn More
  2. XFI™ 5ft. PC to ECU Cable

    XFI™ 5ft. PC to ECU Cable

    SKU: 308019

    $78.01
    XFI™ 5ft. PC to ECU Cable Learn More
  3. XFI™ Intelligent Traction Control™ Upgrade

    XFI™ Intelligent Traction Control™ Upgrade

    SKU: 308027

    $433.06
    XFI™ Intelligent Traction Control™ Upgrade Learn More
  4. XFI™ 16 Injector Upgrade

    XFI™ 16 Injector Upgrade

    SKU: 308028

    $194.82
    XFI™ 16 Injector Upgrade Learn More
  5. XFI Street Engine Management System (w/ Throttle Body)

    XFI Street Engine Management System (w/ Throttle Body)

    SKU: 304001

    $1,079.99
    The latest fuel delivery system from FAST is a tunable ECU based on EZ-EFI® Fuel hardware and harnessing, but with learning capability similar to XFI Sportsman™ and XFI 2.0™ options. Learn More
  6. XFI Street Engine Management System (Retrofit)

    XFI Street Engine Management System (Retrofit)

    SKU: 304003

    $621.09
    The latest fuel delivery system from FAST is a tunable ECU based on EZ-EFI® Fuel hardware and harnessing, but with learning capability similar to XFI Sportsman™ and XFI 2.0™ options. Learn More
  7. XFI Street Engine Management System (Multi-port)

    XFI Street Engine Management System (Multi-port)

    SKU: 304000

    $838.50
    The latest fuel delivery system from FAST is a tunable ECU based on EZ-EFI® Fuel hardware and harnessing, but with learning capability similar to XFI Sportsman™ and XFI 2.0™ options. Learn More
  8. XFI™ Optional Harnesses, Power Adder
  9. XFI™ Connector Kit, Power Adder
  10. XFI™ Connector Kit, Flash Kit

    Flash Connector Kit

    SKU: 301401K

    $10.55
    XFI™ Connector Kit Learn More

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