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    1. HOL-550-601 PART NUMBER
      550-601
      HOLLEY 550-601 HP EFI ECU & HARNESS KITS
      $2,749.95
      Holley
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      GM TPI and Holley Stealth Ram, Includes Bosch Oxygen Sensor Learn More
    2. HOL-550-602 PART NUMBER
      550-602
      HOLLEY 550-602 HP EFI ECU & HARNESS KITS
      $2,849.95
      Holley
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      GM LS1/LS6 (24x crank sensor) with Jetronic/Minitimer (Bosch type) connectors on injector harness (fits Holley 522-xxx injectors), Includes Bosch Oxygen Sensor Learn More
    3. HOL-550-603 PART NUMBER
      550-603
      HOLLEY 550-603 HP EFI ECU & HARNESS KITS
      $2,849.95
      Holley
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      GM LS2/3/7 (58x crank sensor) with USCAR (EV6 Style) connectors on injector harness, Includes Bosch Oxygen Sensor Learn More
    4. HOL-550-604 PART NUMBER
      550-604
      HOLLEY 550-604 HP EFI ECU & HARNESS KITS
      $2,749.95
      Holley
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      Universal V8 Multi-Point Fuel Injection, Includes Bosch Oxygen Sensor Learn More
    5. HOL-550-605 PART NUMBER
      550-605
      HOLLEY 550-605 HP EFI ECU & HARNESS KITS
      $2,749.95
      Holley
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      Unterminated Universal Harness, Includes Bosch Oxygen Sensor Learn More

    Products (1-5 of 215)

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    1. Accessory Drive Kit 21 items
    2. Air Cleaner 58 items
    3. Carburetor 178 items
    4. Carburetor Accelerator Pump Check Valve 2 items
    5. Carburetor Fuel Bowl Sight Plug 2 items
    6. Carburetor Gasket 12 items
    7. Carburetor Jet Kit 15 items
    8. Carburetor Needle and Seat 2 items
    9. Carburetor Power Valve 14 items
    10. Carburetor Rebuild Kit 18 items
    11. Carburetor Vacuum Secondary Cover 2 items
    12. Carburetor Vacuum Secondary Spring Kit 2 items
    13. Convoluted Tubing 16 items
    14. Coolant Temperature Sensor 2 items
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    20. Fastener 2 items
    21. Fitting/Adapter 2 items
    22. Fuel Filter 31 items
    23. Fuel Filter Replacement Element 18 items
    24. Fuel Injection System 108 items
    25. Fuel Injection System Component 6 items
    26. Fuel Injection System Dash Gauge 4 items
    27. Fuel Injection System Wiring Harness 105 items
    28. Fuel Injector 48 items
    29. Fuel Injector Driver Module 5 items
    30. Fuel Line 8 items
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    32. Fuel Pressure Sensor 6 items
    33. Fuel Pump 207 items
    34. Fuel Pump Kit 47 items
    35. Gauge 20 items
    36. Hardware 12 items
    37. Ignition Box 3 items
    38. Ignition Coil 9 items
    39. Ignition Distributor 52 items
    40. Ignition Kit 15 items
    41. Intake Air Temperature Sensor 2 items
    42. Intake Manifold 284 items
    43. MAP Sensor 9 items
    44. Oil Pan 43 items
    45. Oxygen Sensor 5 items
    46. Spark Plug Wire Set 12 items
    47. Throttle Body 8 items
    48. Throttle Body Harness 1 item
    49. Throttle Cable Bracket 4 items
    50. Throttle Lever Stud 2 items
    51. Valve Cover 2 items
    52. Water Pump 4 items
    53. Weld-In Bung 2 items
    54. Wire Loom/Cable Sleeve 16 items
    55. N/A 2 items
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    ECU & Harnesses
    1. ECU 3 items
    2. Harness 2 items
    3. ECU & Harness Kit 170 items
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    2. Stealth Ram Systems 5 items
    3. Universal Retrofits 4 items
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    1. HP 4 items
    Harness Type
    1. Drive-By-Wire 46 items
    2. Ignition 3 items
    3. Injector 60 items
    4. Main 16 items
    5. Transmission Control 26 items
    6. Direct Injection 2 items
    Rated Injector Flow
    1. 120 lb/hr 1 item
    2. 220 lb/hr 1 item
    3. 76 lb/hr 1 item
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    1. BB Ford 4 items
    2. Chevy LS 74 items
    3. Chrysler 9 items
    4. Chrysler 5.7L 9 items
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    9. Ford 351W 2 items
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    13. Ford Coyote 20 items
    14. Ford Modular 10 items
    15. GM 42 items
    16. GM GEN V 15 items
    17. GM LS 1 item
    18. LS Chevy 6 items
    19. Universal 39 items
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