Sniper EFI 4150 4BBL
Sniper EFI Stealth 4500
Sniper EFI Stealth 4150
Sniper EFI Quadrajet™
Sniper EFI 2300 2BBL
Sniper EFI BBD for Jeep CJ
SNIPER EFI 2GC
Sniper EFI Autolite 1100 One Barrel
HyperSpark Ignition
Factory Refurbished - Sniper EFI
Fuel Tanks
In-Tank Retro-Fit Fuel Module
Muscle Car EFI Modules
Sniper EFI Service Components

The same ECU technology that powers these...
can power your car!
Highlights
- Dual Pattern bolt on carburetor replacement, designed to fit 4150 Flange & Spread Bore manifolds - (Spread Bore Sealing Plate Part #9006 is recommended)
- Throttle body mounted ECU – no extra boxes to mount
- Supports up to 650hp with Four 100 Lb/Hr Injectors!
- Only 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition & RPM)
- Internal fuel pressure regulator eliminates the hassle of plumbing an external fuel pressure regulator (Preset to 58.5 PSI)
- Integrated ignition timing control & coil driver
- High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays
- 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!
- Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI!
- Available in base & master kits (Master kits include complete fuel system consisting of; 20ft of 3/8” Vapor Guard Fuel Hose, 12-920 Fuel Pump, Filters, necessary hardware and bulkhead fitting to return fuel into the tank!)
- 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 ensures a leak free oxygen sensor installation, with Stainless Steel T-Bolt clamps and a Stainless Steel (Weldable) oxygen sensor flange
- Patent Pending
Self-Tuning EFI Starting at $999
Shipping Now!

Sniper EFI Quick Reference Guide
Sniper EFI | Horsepower (Naturally Aspirated) | Horsepower (Power Adder) | Injectors (100LB/HR) | Boost Control | Barrels | CFM | Fuel Pressure Regulator | Available as Master Kit |
---|---|---|---|---|---|---|---|---|
4150 Sniper EFI | 650 | 575 | 4 | No | 4 | 800 @ 1.5" Hg | Included | Yes |
Super Sniper 650 | 650 | 575 | 4 | Yes | 4 | 800 @ 1.5" Hg | Included | No |
Super Sniper 1250 | 650 | 1250 | 8 | Yes | 4 | 800 @ 1.5" Hg | Included | No |
Sniper 2x4 4150 | 1250 | 1250 | 8 | No | 2X4 | 1600 @ 1.5" Hg | Not Included | No |
Super Sniper 2x4 4150 | 1250 | 1250 | 8 | Yes | 2X4 | 1600 @ 1.5" Hg | Not Included | No |
Sniper Xflow | 800 | 690 | 4X120 | Yes | 4 | 900 @ 1.5" Hg | Not Included | No |
Sniper XFlow 1375 | 800 | 1375 | 8X120 | Yes | 4 | 900 @ 1.5" Hg | Not Included | No |
Sniper EFI 2300 | 350 | 285 | 2 | No | 2 | 580 @ 3" Hg | Included | Yes |
Super Sniper 2300 | 350 | 650 | 4 | Yes | 2 | 580 @ 3" Hg | Included | No |
Sniper EFI BBD | 350 | 285 | 2 | No | 2 | 370 @ 3" Hg | Included | Yes |
Sniper EFI Small Bore 2GC | 350 | 285 | 2 | No | 2 | 370 @ 3" Hg | Included | Yes |
Sniper EFI Quadrajet | 500 | 575 | 4 | No | 4 | 715 @ 1.5" Hg | Not Included | Yes |
Sniper EFI Stealth 4500 | 1500 | 1250 | 8 | Yes | 4 | 1440 @ 1.5" Hg | Not Included | No |
Standard Sniper EFI Features!

- Self Learning
Means you don't have to be a computer/tuning wiz to have EFI! - Integrated ECU
Eliminates the need of mounting an external box, saving you time and money. - Timing Control
Provides optimal idle stability, and throttle response, and maximizes the output potential of your powerplant. - Fan Control
Eliminates the need for an external fan controller, simply wire a relay to power your fan, and let the ECU trigger the relay at the desired coolant temp. - Boost Compatible
Advanced boost control allows you to huff as much pressure into the engine as you require, while allowing you to safely pull ignition timing, and add fuel. - Nitrous Control
Built in Dry or Wet Progressive or Non-Progressive nitrous control allows you to bottle fed your engine without needing to add an external controller. - 3.5 in. LCD Display
Serves as a tuner and a digital gauge display, all at the palm of your hand. - Laptop Tuneable (Free)
For the advanced users, the Sniper EFI tuning software gives you complete control of your engine's performance.

Integrated ECU & Fuel Pressure Regulator!
Integrated ECU means less wiring and ease of installation! The integrated Fuel pressure regulator simplifies plumbing/installation! No need to mount an external fuel pressure regulator!
Put an end to cold start issues, hesitations, vapor lock and flooding!
Tech & Support
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