- Fuel, Carbs & Intakes
- Holley Super Sniper EFI Self-Tuning Kits 4-Barrel
EFI Conversion Suitable for Power Adders & Nitrous
The Super Sniper EFI Self-Tuning Kits from Holley feature all the benefits of EFI for a carbureted engine and are a perfect option for street cars, race cars off-road vehicles, or anything running high horse-power, forced induction, or nitrous. Eliminate the typical carburetor cold starting issues such as hesitations, flooding, and vapor lock issues. Super Sniper Kits are available in either four or eight fuel injector kits that can support up to 650HP/1250HP respectively.
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The Self-Tuning ECU makes it an easy, no-hassle way to get the most performance out of your vehicle without the use of a laptop computer. Included in each kit is a handheld color touchscreen that controls all functions of the Super Sniper in the palm of your hand. An easy setup wizard will ask you a few questions about your vehicle, create a base map, and start tuning on its own while you drive. Super Sniper even has an integrated single-stage nitrous controller for a complete all-in-one ECU programmer. With available shiny, black ceramic, or classic gold throttle body finishes, the Super Sniper EFI kit brings style, as well as performance under the hood.
Ready to take your high-horsepower build to the next level? The Holley Super Sniper EFI Self-Tuning Kits are purpose-built for serious street machines and race-ready powerplants that demand more from their fuel system. With support for up to 1250 horsepower (naturally aspirated or boosted), this system delivers cutting-edge EFI performance with classic 4-barrel simplicity.
The Holley Super Sniper 1250 is designed for engines that outgrow standard EFI systems. Its 8-injector, 4-barrel throttle body bolts directly onto most 4150-style intake manifolds—making it the ultimate upgrade for traditional carb setups. Whether you’re pushing boost, nitrous, or just raw displacement, the Super Sniper delivers responsive throttle, smooth idle, and rock-solid drivability.
With advanced features like boost control, nitrous timing tables, ignition control, and a full-color touchscreen, the Super Sniper gives you more tuning power—without the laptop. It’s self-learning, easy to install, and engineered to adapt to your engine in real time, so you spend less time tuning and more time driving.
The Holley Super Sniper isn’t just about big power—it’s about smart performance. From race cars to radical street builds, this system gives you the control, reliability, and ease of use that Holley EFI is known for.
Upgrade to Holley Super Sniper EFI Self-Tuning Kits from JEGS and give your engine the precision fuel management it deserves—because when you're building serious power, your fuel system needs to keep up.