Sniper 550-518 - Holley EFI 4150 Super 650 - Shiny

Sniper - 550-518

Holley Sniper EFI 4150 Super Sniper 650 - Shiny

650 HP Sniper EFI 4 Barrel Fuel Injection Conversion - Self-Tuning Kit + Handheld EFI Monitor

Introducing Holley Super Sniper EFI! Looking to convert your blow thru carbureted turbo engine to EFI? Look no further. Holley offers a 650 HP four injector version for lower horsepower applications with a power adder or someone just needing additional sensor inputs. 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.

• 2.5 Bar MAP sensor included which safely works on applications up to 21.5 PSI
• Time or RPM based Timing Retard and much more!
• 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!
• One Sensor Ground – Ground supply for 0-5v Sensors
• Internal fuel pressure regulator eliminates the hassle of plumbing an external fuel pressure regulator (Preset to 58.5 PSI) for N/A or Nitrous applications
• Six Programmable Ground Outputs
• One +5v Reference Output - +5V Power Supply for 0-5v Sensors
• OEM Style TPS/IAC and fuel pressure regulator, for years of dependable service
• Compatible with Draw-Thru or Blow-Thru forced induction applications
• Throttle body mounted ECU – no extra boxes to mount
• Three Programmable 0-5V Sensor Inputs for Oil/Fuel/Dome or Nitrous Pressure Sensors
• Advanced boost control is available via free Sniper EFI tuning software, including Boost vs RPM and Boost vs Time – Same popular boost control offered in Holley HP and Dominator EFI systems!
• Programmable Target Air Fuel Ratios per Boost level
• Built-in Single stage progressive nitrous control
• High-Resolution Full Color Touchscreen for initial Setup, Tuning, and Gauge Displays
• Progressive or Non-Progressive control strategies
• 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
• Dry or Wet Nitrous Support
• Only 4 Wiring Connections Required! (Battery +, Battery-, Switched Ignition & RPM)
• Integrated ignition timing control for precise timing curves
• 650 HP version features four 100 Lb/Hr Injectors
• Programmable inputs and outputs
• User-friendly Boost Control with handheld adjustability
• Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI!
• Lean/Rich AFR Cutoff
• The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides real-time Fuel Map Learn!