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High-quality EFI system components for classic cars and trucks, including an electronic fuel injection unit, wiring harness, and additional parts for installation and tuning.

EFI Systems

At Classic Performance Products (CPP), we provide a complete range of EFI systems for your classic car or truck. We carry top brands such as FiTech and Holley EFI Fuel Injection Systems. For those who prefer not to do an LS Swap but still want the benefits of fuel injection, check out our ... selection of EFI Fuel Injection Systems made for your classic car or truck. These systems provide improved performance and reliability while maintaining the classic appeal of your vehicle.

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  1. Holley Sniper Self-Tuning Kit-Classic Gold

    Fuel Injection Systems, Sniper EFI, Self-Tuning, Throttle Body, Gold, 4150 Flange, 800 cfm, Fuel Regulator, Kit

    Add to Compare Vendor Takes 30 Days to Ship
    Part # 550-516
    0%
    $1,292.00
    High-performance fuel injection system by Holley
  2. Holley Sniper EFI 1250 HP Super Sniper Throttle Body Fuel Injection System-Classic Gold

    Fuel Injection Systems, Sniper EFI, 1250 HP, Self-Tuning, Throttle Body, Gold, 4150 Flange, 800 cfm, Fuel Regulator, Injectors, Harness, Tuner, Kit

    Add to Compare Vendor Takes 30 Days to Ship
    Part # 550-517
    0%
    $1,900.00
    High-performance fuel injection system by Holley
  3. Holley Sniper EFI 650 HP Super Sniper Fuel Injection-Black

    Fuel Injection Systems, Sniper EFI, 650 HP, Self-Tuning, Throttle Body, Polished, 4150 Flange, 800 cfm, Fuel Regulator, Injectors, Harness, Tuner, Kit

    Add to Compare Vendor Takes 30 Days to Ship
    Part # 550-519
    0%
    $1,558.00
    High-performance fuel injection system by Holley
  4. Holley Sniper EFI 650 HP Super Sniper Fuel Injection-Classic Gold

    Fuel Injection Systems, Sniper EFI, 650 HP, Self-Tuning, Throttle Body, Gold, 4150 Flange, 800 cfm, Fuel Regulator, Injectors, Harness, Tuner, Kit

    Add to Compare Vendor Takes 30 Days to Ship
    Part # 550-520
    0%
    $1,558.00
    High-performance fuel injection system by Holley
  5. Holley Sniper EFI 2x4 Self-Tuning Fuel Injection System-Classic Gold

    Fuel Injection Systems, Sniper EFI, Self-Tuning, Dual Throttle Body, Gold, 4150 Flange, 1600 cfm, Kit, Supports Up To 1250HP Naturally Aspirated

    Add to Compare Vendor Takes 30 Days to Ship
    Part # 550-529
    0%
    $2,354.00
    High-performance fuel injection system by Holley
  6. Holley Sniper EFI 1250 HP Super Sniper Dual Throttle Body Fuel Injection System-Shiny

    Fuel Injection Systems, Sniper EFI, 1250 HP, Self-Tuning, Dual Throttle Body, Polished, 4150 Flange, 1600 cfm, Injectors, Harness, Tuner, Kit, Supports Up To 1250HP NA & Boosted

    Add to Compare Vendor Takes 30 Days to Ship
    Part # 550-531
    0%
    $2,614.00
    High-performance fuel injection system by Holley
  7. Holley Sniper EFI 1250 HP Super Sniper Dual Throttle Body Fuel Injection System-Black

    Fuel Injection Systems, Sniper EFI, 1250 HP, Self-Tuning, Dual Throttle Body, Polished, 4150 Flange, 1600 cfm, Injectors, Harness, Tuner, Kit, Supports Up To 1250HP NA & Boosted

    Add to Compare Vendor Takes 30 Days to Ship
    Part # 550-532
    0%
    $2,614.00
    High-performance fuel injection system by Holley
  8. Holley Sniper EFI 1250 HP Super Sniper Dual Throttle Body Fuel Injection System-Classic Gold

    Fuel Injection Systems, Sniper EFI, 1250 HP, Self-Tuning, Dual Throttle Body, Polished, 4150 Flange, 1600 cfm, Injectors, Harness, Tuner, Kit, Supports Up To 1250HP NA & Boosted

    Add to Compare Vendor Takes 30 Days to Ship
    Part # 550-533
    0%
    $2,550.00
    High-performance fuel injection system by Holley
  9. Holley Sniper EFI XFLOW Fuel Injection System-Black

    Fuel Injection Systems, Sniper EFI, XFlow, 800 HP Max, Throttle Body, Polished, 4150 Flange, 900 cfm, Injectors, Harness, Tuner, Kit, Supports Up To 800HP

    Add to Compare Vendor Takes 30 Days to Ship
    Part # 550-541
    0%
    $1,620.00
    High-performance fuel injection system by Holley
  10. Holley Sniper EFI XFLOW 1375 Fuel Injection System-Shiny

    Fuel Injection Systems, Sniper EFI, XFlow, 1375 HP Max, Throttle Body, Polished, 4150 Flange, 900 cfm, Injectors, Harness, Tuner, Kit

    Add to Compare Vendor Takes 30 Days to Ship
    Part # 550-544
    0%
    $1,979.00
    High-performance fuel injection system by Holley
  11. Holley Sniper EFI XFLOW 1375 Fuel Injection System-Classic Gold

    Fuel Injection Systems, Sniper EFI, XFlow, 1375 HP Max, Throttle Body, Polished, 4150 Flange, 900 cfm, Injectors, Harness, Tuner, Kit

    Add to Compare Vendor Takes 30 Days to Ship
    Part # 550-546
    0%
    $1,930.00
    High-performance fuel injection system by Holley
  12. Holley HP EFI MPFI System

    HP EFI Multi-Port Fuel Injection System V8 4 bbl, Single Plane Small Block Chevy, Early to Late Heads

    Add to Compare Vendor Takes 30 Days to Ship
    Part # 550-810
    0%
    $4,065.00
    High-performance fuel injection system by Holley
  13. Holley HP EFI 4BBL MPFI System

    HP EFI Multi-Port Fuel Injection System V8 4 bbl, Single Plane Small Block Chevy, Vortec Heads

    Add to Compare Vendor Takes 30 Days to Ship
    Part # 550-815
    0%
    $4,065.00
    High-performance fuel injection system by Holley
  14. Holley Sniper EFI Quadrajet Self-Tuning Fuel Injection System-Shiny

    Fuel Injection Systems, Sniper EFI, Quadrajet, Throttle Body, Polished, Spread Bore Flange, Injectors, Pressure Regulator, Harness, Tuner, Kit

    Add to Compare Vendor Takes 30 Days to Ship
    Part # 550-867
    0%
    $1,650.00
    High-performance fuel injection system by Holley
  15. Holley Sniper EFI Quadrajet Self-Tuning Fuel Injection System-Black

    Fuel Injection Systems, Sniper EFI, Quadrajet, Throttle Body, Polished, Spread Bore Flange, Injectors, Pressure Regulator, Harness, Tuner, Kit

    Add to Compare Vendor Takes 30 Days to Ship
    Part # 550-868
    0%
    $1,620.00
    High-performance fuel injection system by Holley
  16. Fitech Go Fuel One Way Check Valve

    AN-6 Male Inlet And Outlet

    Add to Compare In Stock
    Part # FI55001
    0%
    $31.00
    High-performance Fitech EFI system
  17. Fitech Gasket Set (4150, 4500, Air Cleaner)

    This 4 barrel gasket set includes 4150 and 4500 style 0.06″ thick gaskets to be used between the throttle body and intake manifold, as well as an included air cleaner gasket.

    Add to Compare In Stock
    Part # FI60001
    0%
    $11.00
    High-performance Fitech EFI system
  18. Fitech Throttle Return Spring Kit

    This kit includes a bracket that bolts to the throttle body and provides a throttle return spring. Offering a simple, clean solution to managing throttle cables on your FiTech throttle body. This only works on FiTech 4-BBL throttle bodies

    Add to Compare In Stock
    Part # FI60011
    0%
    $36.00
    High-performance Fitech EFI system
  19. Fitech Oxygen Sensor Bung Kit

    FiTech’s Oxygen Sensor Bung Kit is a natural stainless steel construction and a simple no-weld installation. Simply use the supplied clamps to install this anywhere on standard round exhaust piping.

    Add to Compare Vendor Takes 14 Days to Ship
    Part # FI60012
    0%
    $21.00
    High-performance Fitech EFI system
  20. FiTech Oxygen Sensor

    FiTech Oxygen Sensor

    Add to Compare Vendor Takes 14 Days to Ship
    Part # FI60017
    0%
    $111.00
    High-performance Fitech EFI system
  21. Fitech Coolant Temp Sensor

    Fitech Coolant Temp Sensor

    Add to Compare In Stock
    Part # FI60021
    0%
    $16.00
    High-performance Fitech EFI system
  22. FiTech LS ECU

    ECU for FI70050

    Add to Compare Vendor Takes 14 Days to Ship
    Part # FI70050-1
    0%
    $567.00
    High-performance Fitech EFI system
  23. FiTech LS2/3 Cam Sub-Harness

    FiTech LS2/3 Cam Sub-Harness

    Add to Compare In Stock
    Part # FI70050-11
    0%
    $28.00
    High-performance Fitech EFI system
  24. FiTech EV1 Injector Sub Harness

    FiTech EV1 Injector Sub Harness

    Add to Compare Vendor Takes 14 Days to Ship
    Part # FI70050-4
    0%
    $58.00
    High-performance Fitech EFI system
  25. FiTech Trans Control Sub Harness

    Trans Control Sub Harness for Ultimate LS EFI System

    Add to Compare Vendor Takes 14 Days to Ship
    Part # FI70050-5
    0%
    $153.00
    High-performance Fitech EFI system
  26. FiTech LS3/7 Knock Sensor Sub Harness

    FiTech LS3/7 Knock Sensor Sub Harness

    Add to Compare In Stock
    Part # FI70050-9
    0%
    $32.00
    High-performance Fitech EFI system
  27. Fi Tech LS Throttle Cable Bracket

    This LS throttle cable bracket is a simple, clean solution to managing throttle cables on your FiTech LS throttle body.

    Add to Compare In Stock
    Part # FI70063
    0%
    $37.00
    High-performance Fitech EFI system
  28. FiTech Go EFI 4 600HP System-Bright Aluminum

    Fuel Injection System, Go EFI 4 600HP Self-Tuning, Throttle Body, Tumble Polished, Kit

    Add to Compare In Stock
    Part # FI30001
    0%
    $999.00
    High-performance Fitech EFI system
  29. FiTech Go EFI 4 600HP System-Matte Black

    Fuel Injection System, Go EFI 4 600HP Self-Tuning, Throttle Body, Tumble Polished, Kit

    Add to Compare Vendor Takes 14 Days to Ship
    Part # FI30002
    0%
    $999.00
    High-performance Fitech EFI system
  30. FiTech Go EFI 4 400HP System-Gold

    Fuel Injection System, Go Street EFI 400HP Self-Tuning, Throttle Body, Camaro, Kit

    Add to Compare In Stock
    Part # FI30003
    0%
    $869.00
    High-performance Fitech EFI system
  31. FiTech Go EFI 4 Power Adder 600HP System-Matte Black

    Fuel Injection System, Go EFI 4 Power Adder 600 HP Self-Tuning, Throttle Body, Satin Black, Camaro, Kit

    Add to Compare Vendor Takes 14 Days to Ship
    Part # FI30004
    0%
    $1,277.00
    High-performance Fitech EFI system
  32. FiTech Easy Street 600HP EFI System-Gold

    Fuel Injection System, Easy Street 600 HP Self-Tuning, Throttle Body, Gold, Injectors, Camaro, Kit

    Add to Compare In Stock
    Part # FI30005
    0%
    $926.00
    High-performance Fitech EFI system
  33. FiTech Mean Street 800 HP EFI System-Matte Black

    Fuel Injection System, MeanStreet EFI 800HP Self-Tuning, Throttle Body, Satin Black, Injectors, Camaro, Kit

    Add to Compare Vendor Takes 14 Days to Ship
    Part # FI30008
    0%
    $1,171.00
    High-performance Fitech EFI system
  34. FiTech Go EFI 8 1200HP Power Adder EFI System

    Fuel Injection System, Go EFI 8 Power Adder Plus 1200HP, Throttle Body, Satin Black, Injectors, Camaro, Kit

    Add to Compare Vendor Takes 14 Days to Ship
    Part # FI30012
    0%
    $1,597.00
    High-performance Fitech EFI system
  35. FiTech Go Port EFI System Standalone

    Fuel Injection System, Go Port EFI, Intake Manifold, Black Anodized Throttle Body, Camaro, Kit

    Add to Compare Vendor Takes 14 Days to Ship
    Part # FI30014
    0%
    $1,384.00
    High-performance Fitech EFI system
  36. FiTech Go EFI Classic Black 650HP System

    Fuel Injection System, Go EFI 650 HP, Self-Tuning, Throttle Body, Camaro, Black, Kit

    Add to Compare Vendor Takes 14 Days to Ship
    Part # FI30021
    0%
    $1,144.00
    High-performance Fitech EFI system
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