SNIPER EFI STEALTH 4500 - BLACK CERAMIC FINISH
Part # 550-842
$2,203.95
Wanting to convert your Dragster or Pro-street vehicle to Fuel Injection? Sniper, the #1 Fuel Injection Conversion system has you covered with the Stealth 4500. Featuring 8 100LB/HR Fuel Injectors this kit is the perfect option for any build looking to make between 800-1500HP. We have many Sniper options for builds going from mild to wild. This is the perfect set up for the more extreme build with multiple input and output options for sensor inputs and switched outputs to control external relays. 2.125" throttle plates, flows 1440 CFM for larger cubic inch engines. Included 2.5BAR Map sensor and programmable launch control via 2-step which can be triggered by the trans-brake input. Simplicity is what we strive for when it comes to everything related to EFI conversion! Sniper is designed to be installed at home in your garage or driveway with limited tools and the support of Holley's comprehensive installation manual and videos. An afternoon in the garage and you will be enjoying improved engine performance, better MPG's and easier starting. You don't have to be a computer wiz or tuning professional to run a sniper kit on your build. Our calibration wizard allows you to just answer a few questions about your engine and the system will begin self-tuning with no laptop required. Use the high resolution 3.5" full color touchscreen for tuning and gauge displays. Once you made your conversion to EFI, don't stop there! Sniper is an Ecosystem! This kit pair's seamlessly together with Holley's Sniper Hyperspark Ignition, Fuel System's, Air Cleaners, Throttle Body & Digital Dash to unlock the full potential of your build. For a full list of features & benefits on what the Sniper Stealth 4500 has to offer, see below!
*Use Discount Code at checkout 12/12-12/27 - HolleyDays| Item# | Status | Description | Qty. | Your Price | |
|---|---|---|---|---|---|
| 550-842 | In Stock |
Supports Up To 1500HP - 3.5 in. Handheld Monitor - 8x100 LB/HR Injectors |
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Features:
- Supports up to 1500HP Naturally Aspirated & 1250HP Boosted!
- Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI!
- 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
- Only 4 Wiring Connections Required! (Battery +, Battery - , Switched Ignition & RPM)
- High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays
- Compatible with Draw through or Blow through forced induction applications
- 2.125” Throttle Plates, Flow 1440 CFM for large cubic inch engines
- 2.5Bar MAP Sensor
- Integrated ignition timing control
- Programmable launch control via 2-step and timing retard. Both can be triggered by a trans-brake input
- Gen 3 Ultra Dominator Style 4 Bolt Air Cleaner Flange
- -8AN Fuel Inlets
- The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides realtime Fuel Map Learn
- Built-in Single Stage Wet or Dry progressive nitrous control
- Three Programmable 0-5V Sensor Inputs for Oil/Fuel/Dome or Nitrous Pressure or other critical information
- Six Programmable Ground Outputs, Five programmable ground inputs. These can be used to trigger or control external devices such as nitrous solenoids, boost control solenoids. Or to provide the ECU with an Input to turn on function such as an ignition timi
- One +5v Reference Output - +5V Power Supply for 0-5v Sensors, One Sensor Ground – Ground supply for 0-5v Sensors
- Throttle body mounted ECU – no extra boxes to mount
- Required external fuel pressure regulator, 12-848 is recommended
- Customizable secondary fuel pump output (TPS, RPM or Boost enabled)
- User friendly Boost Control with handheld adjustability
- Free Software included comprehensive datalogging tool to help you maximize the performance of your engine
- Real-time datalogging to the included 3.5” Touch Screen, allows you to save information to the SD card without needing a communication cable
- Programmable Target Air Fuel Ratios per Boost level
- Advanced boost control available via free Sniper EFI tuning software, including Boost vs RPM and Boost vs Time
- OEM Style TPS/IAC, 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
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