Made in USA
550-511-5AX Sniper 2 EFI Throttle Body & Adapter Harness Upgrade Kit w/5 in. Handheld  [Black]
InfoVehicle Info Needed
HOLLEYPART NUMBER: 510-550-511-5AX

550-511-5AX Sniper 2 EFI Throttle Body & Adapter Harness Upgrade Kit w/5 in. Handheld [Black]

$1,18895$1399.95You Save$211.00
ShippingShips on 09/15/2026
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Sniper 1 to Sniper 2 Conversions
Sniper 2 EFI Throttle Body & Adapter Harness Upgrade Kit
  • Updates Sniper 1 to Sniper 2
  • Eliminates Rewiring Existing Wiring
  • Includes 5 in. Handheld
  • Without Holley Fuel Pressure Regulator Kit
  • Black Finish

    Holley 550-511-5AX Sniper 2 EFI Throttle Body & Adapter Harness Upgrade Kit Features:

    • Includes 5 in. Handheld
    • Integrated transmission kick down provisions for GM TH350/400, 200-4R/700R4, and Ford C4/C6
    • Hidden wiring harnesses exit from the rear of throttle body for a clean look
    • (2) Ground inputs
    • (2) Ground outputs
    • (1) TPS output (0-5v)
    • (1) Tach output
    • Redesigned injector connector
    • Onboard contactless magnetic TPS sensor for accurate readings
    • Next generation mil-spec style M8 positive lock connector for CAN1 and CAN2 for simple connection
    • Cast-in fuel crossover for primary to secondary fuel rail

    Emissions Note:

    This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

    CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

  • Part TypeFuel Injection System
    BrandHOLLEY
    Package Height9.6
    Package Width12.5
    Package Length14.6
    Weight12.0 PG
    Part CategoryPerformance Parts
    Wiring Harness IncludedYes
    Fuel Pump IncludedNo
    Power Adder CompatibleYes
    Throttle Body FinishBlack
    Outlet Size9/16-18 Female O-Ring
    Inlet Size9/16-18 Female O-Ring
    Fuel Pressure Regulator IncludedNo
    QuantitySold as a Kit
    Tps Sensor IncludedYes
    Self TuningYes
    Ecm IncludedYes
    Oxygen Sensor IncludedNo
    Injector Size (Lbs./Hr.)100
    Throttle Body Mounting Flange4150
    Distributor IncludedNo
    Injection StyleThrottle body
    Part FitmentUniversal Fit
    Iac Motor IncludedYes
    Airflow Rate (Cfm)800
    Map Sensor IncludedYes
    Vendor Part Number550-511-5AX
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews

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