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Sniper EFI Key Features

  • Self Tuning - No Laptop Required
    You don't have to be a computer/tuning wiz to have EFI! 4 questions and you're ready! The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides realtime Fuel Map Learn!
  • Simple Wiring
    Only 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition & RPM)
  • Bolt On Installation
    Simple dual pattern bolt on installation to go from carbureted to EFI!
  • From Stock To Over 1500 Horsepower
    Whether you're Naturally Aspirated or Boosted, Sniper has you covered up to 1500HP!
  • 3.5 in. LCD Display
    Serves as a tuner and a digital gauge display, all at the palm of your hand.
  • Integrated ECU
    Eliminates the need of mounting an external box, saving you time and money.
  • Sniper Is An ECOSYSTEM
    Pairs seamlessly together with Holley's Sniper Hyperspark Ignition, Fuel Systems, and Digital Dashes to complete your EFI conversion.

Sniper EFI Quick Reference Guide

System TypeHP - Naturally Aspirated
HP - Power Adder
Injectors
BarrelsBoost
Control
Fuel Pressure
Regulator
Sniper 2 EFI6505754 x 100 lb/hr4NoNot included in the base kit
Sniper EFI650
5754 x 100 lb/hr4NoIncluded
Super Sniper 6506505754 x 100 lb/hr4YesIncluded
Super Sniper 125065012508 x 100 lb/hr4YesIncluded
Sniper EFI Stealth 4150 6506004 x 120 lb/hr4NoIncluded
Sniper EFI Stealth 4500150012508 x 100 lb/hr4YesNot Included
Sniper XFlow8006904 x 120 lb/hr4YesNot Included
Sniper XFlow 137580013758 x 120 lb/hr4YesNot Included
Sniper EFI Quadrajet500-4 x 100 lb/hr4NoNot Included
Sniper 2x4 4150125012508 x 100 lb/hr2x4NoNot Included
Super Sniper 2x4 4150125012508 x 100 lb/hr2x4YesNot Included
Sniper EFI 23003502852 x 100 lb/hr2NoIncluded
Super Sniper 23003506504 x 100 lb/hr2YesIncluded
Sniper EFI BBD3502852 x 100 lb/hr2NoIncluded
Sniper EFI 2GC3502852 x 100 lb/hr2NoIncluded
Sniper EFI Autolite 1100175-1 x 100 lb/hr1NoIncluded
All About Sniper EFi
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    Sniper EFI

    Holley’s Sniper EFI systems bring fuel injection to the masses with carburetor-replacement systems that are designed to have all the benefits of electronic fuel injection without breaking your bank. Perfect for street rods, hot rods, muscle cars, off-roaders and just about any carbureted vehicle, Sniper EFI will put an end to cold start issues, hesitations, vapor lock and flooding.