For Troubleshooting Tips setting up your New Holley Sniper EFI System, please see this helpful video from Holley Performance.

Features

• Included handled touchscreen tuner features a calibration Wizard for setup, tuning, and gauge displays
• Self-tuning requires no laptop or tuning knowledge
• Integrated with timing controls for ignition
• Included Genuine Bosch LSU 4.9 Wideband O2 sensor can be mounted with the provided clamp-on kit for 2.250 in. exhaust or provided weld flange
• Supports 650 HP using four 100 lbs.-hr fuel injectors
• 2.5 Bar Map Sensor safely handles up to 21.5 lbs. of boost
• Handles draw-thru or blow-thru superchargers and turbochargers 
• A built-in fuel pressure regulator is preset for 58.5 psi
• Built-in controls for boost, single-stage progressive nitrous, and non-progressive nitrous
• Support for dry or wet nitrous systems
• OEM-style TPS, IAC, and fuel pressure regulator for reliability
• Equipped with a kickdown lever for C4, C6, TH350, TH400, and 700R4 transmissions
• Uses common 5 1/8 in. air cleaner assembly (most 4-bbl)
• Sniper EFI Software is free to download for those needing real-time tuning
• Certified to ISO 8846, SAE J1171 & United States Coast Guard Requirements for Ignition Protection & Fire Resistance. A flame arrestor is required for marine use.

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART