Description
EFI Upgrade System. The Sniper Sniper 2 EFI Upgrade Kit in black transforms your classic vehicle’s fuel delivery system, providing modern fuel injection benefits including easy cold starts, smooth drivability, and enhanced fuel economy. Designed for straightforward installation, this kit allows upgrading from Sniper 1 to Sniper 2 without complex rewiring—ideal for enthusiasts seeking improved performance and efficiency.
Construction and Appearance. Featuring a sleek black finish and a hidden harness wiring design, this upgrade kit offers a clean and professional look under the hood. It supports high-horsepower applications while delivering durable performance and enhanced resistance to RF noise and interference, ensuring reliable operation in demanding environments.
Installation. Installation is user-friendly and can be completed with limited tools, requiring no drilling or complex modifications. The included adapter solutions enable a straightforward plug-and-play connection to your existing harness, simplifying the upgrade process.
Warranty. Includes a standard two-year warranty, with the option to extend coverage through product registration.
Application. Designed for universal applications with possible minor adaptation. This kit is not legal for sale or use on emissions-controlled vehicles.
Sniper 550-511-3AX
CA Residents: WARNING: Cancer and Reproductive Harm
- Base Sniper 1 To Sniper 2 Upgrade Kit
- Supports Up To 650 HP Naturally Aspirated Or 575 HP On Boost With Four 100 Lb/Hr Injectors
- Hidden Harness Wiring For Clean Appearance
- Part Of The Sniper EFI Complete Ecosystem
- Improved RF Noise And Interference Resistance
- Integrated Transmission Kickdown Provisions For Various Applications
- Eliminates The Need To Rewire Your Existing Sniper EFI Installation
- Four Kits Available – Polished And Black, With Or Without External Fuel Pressure Regulator
- 800 CFM
- Fuel Pressure 58.5 PSI
- Finish Black
- Fits Universal; Some Adaptation May Be Required. Not Legal For Use On Emissions Controlled Vehicles.






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