Sniper EFI- 550-854 Super Sniper EFI 2300 Self-Tuning Kit Gold

Sniper EFI

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Supports Up To 650 HP - 3.5 in. Handheld Monitor - 4 x 100 LB/HR Injectors

Looking to convert your blow thru carbureted turbo engine to EFI? Look no further! Using the Sniper EFI 2300 you can put an end to cold start issues, hesitations, vapor lock, and flooding on your Fairlanes, Galaxies, Falcons, Comets, F100s, Javelins, Rebels, Mustangs, Thunderbirds, Cougars and more. A Sniper kit is the #1 way to upgrade your classic to fuel injection in a cost-efficient way with just 4 simple connections required. After a simple installation designed to be completed at home in your garage or driveway with limited tools and the support of Holley's comprehensive installation manual and videos, you'll be enjoying better engine performance, improved miles per gallon and easier starting. This kit supports up to 350 Horsepower Naturally Aspirated and 650 Horsepower on Forced Induction setups with 4 x 100 Lb/Hr Injectors. Did we mention the Super Sniper also has full nitrous control built-in? That's right, no need for a separate nitrous controller! Every Super Sniper EFI system also comes with a USB to CAN tuning cable, as well as free downloadable Sniper EFI Software to give you unlimited control of your engine. Bolt-on replacement for popular classic Holley carburetors such as the 0-4412 or 0-7448. You don't have to be a tuning genius or computer wiz to convert your build to EFI. Our simple calibration wizard allows you to just answer a few questions about your engine and the system will begin self-tuning with no laptop required. Use the high resolution 3.5" full color touchscreen for tuning and gauge displays. Now that you're beginning your EFI journey, you don't have to stop here! Sniper is apart of a complete ecosystem designed specifically to work together and support all of your EFI needs. This kit pair's seamlessly together with plug-n-play Hyperspark Ignition systems (coil, ignition box and distributors), fuel system's (fuel pump kits, modules, in-tank systems), air cleaners & digital dashes to unlock the full potential of your build.


  • Bolt on 2300 Flange Carburetor Replacement
  • Self-tuning ECU means you don't have to be a computer/tuning wiz to have EFI!
  • Simple Calibration Wizard (answer a few questions about your engine and it creates the base map, then starts tuning on its own!) - NO laptop required!
  • Only 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition & RPM)
  • High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays
  • Throttle body mounted ECU – no extra boxes to mount
  • Supports forced induction up to 650HP with four 100lb./hr. Injectors
  • Dry or wet nitrous support
  • 2.5 Bar MAP sensor included which safely works on applications up to 21.5 PSI
  • Internal fuel pressure regulator eliminates the hassle of plumbing an external fuel pressure regulator (Preset to 58.5 PSI)
  • Integrated ignition timing control
  • Compatible with draw-thru or blow-thru forced induction applications
  • User-friendly boost control with handheld adjustability
  • Programmable target air fuel ratios per boost level
  • Built-in single stage progressive or non-progressive nitrous control strategies
  • The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides realtime Fuel Map Learn!
  • OEM Style TPS/IAC and Fuel Pressure regulator, for years of dependable service.
  • Included clamp-on oxygen sensor kit for 2.25" exhaust ensures a leak free oxygen sensor installation, with Stainless Steel T-Bolt clamps and a Stainless Steel (Weldable) oxygen sensor flange
  • Equipped with C4 / C6 Ford transmission kickdown lever as well as TH350, 400 and 700R4 provisions
  • Accepts many common 5 1/8" OEM or aftermarket air cleaner assemblies
  • Sniper EFI Software free to download which allows for realtime tuning
  • Certified to ISO 8846, SAE J1171 & United States Coast Guard Requirements for Ignition Protection & Fire Resistance. Making Sniper EFI the perfect choice for carburetor to marine fuel injection conversions!
  • A Flame Arrestor is REQUIRED for marine installations, such as part number, 720-1 or 720-13

United States Coast Guard Approved
Certified to ISO 8846, SAE J1171 Requirements

Brand Holley Sniper EFI
CFM 580
Coast Guard Approved Yes
Emission Code 3
Finish Classic Gold
Flange Size 2300
Flange Style 2300
Forced Induction HP@60PSI 650
Fuel Pressure 58.5 PSI
Height 3.28"
Injector Size 100 lb/hr @ 58.5 PSI
Inlet / Outlet Size 9/16-18 Female O-Ring (AN 6)
MAP Sensor 2Bar
Max Horsepower Rating 350 Naturally Aspirated
Product Type Sniper EFI 2300
Transmission 700R4/200R4
Ford C4/C6
UPC 090127060636
Part Number 550-854

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