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Holly Sniper EFI Holley EFI Terminator X Stealth 2x4 4500 Kit, Shiny 550-1080

Holly Sniper EFI Holley EFI Terminator X Stealth 2x4 4500 Kit, Shiny 550-1080
Holly Sniper EFI Holley EFI Terminator X Stealth 2x4 4500 Kit, Shiny 550-1080Holly Sniper EFI Holley EFI Terminator X Stealth 2x4 4500 Kit, Shiny 550-1080Holly Sniper EFI Holley EFI Terminator X Stealth 2x4 4500 Kit, Shiny 550-1080Holly Sniper EFI Holley EFI Terminator X Stealth 2x4 4500 Kit, Shiny 550-1080Holly Sniper EFI Holley EFI Terminator X Stealth 2x4 4500 Kit, Shiny 550-1080Holly Sniper EFI Holley EFI Terminator X Stealth 2x4 4500 Kit, Shiny 550-1080Holly Sniper EFI Holley EFI Terminator X Stealth 2x4 4500 Kit, Shiny 550-1080Holly Sniper EFI Holley EFI Terminator X Stealth 2x4 4500 Kit, Shiny 550-1080Holly Sniper EFI Holley EFI Terminator X Stealth 2x4 4500 Kit, Shiny 550-1080
$5,865.99 ea
NEWARRIVING SOONEstimated Ship Date 07/23/2025 (If Ordered Today)6 Available from HOLLEY PERFORMANCE PRODUCTS as of 07/04/2025
Model: 4953664
STANDARD
DELIVERY
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[More Info]
The Terminator X Stealth 4500 2x4 EFI systems from Holley features 8, 100LB/HR Fuel Injectors capable of supporting up to 1500 HP naturally aspirated or 1250 HP on forced induction applications. The Terminator X ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower! Designed to fit with Gen 3 Ultra Dominator air cleaners and fuel crossovers, allowing you to easily convert your 4500 equipped 800+ horsepower dragster or door car!
Features:
  • Bolt on 4500 Flange Carburetor Replacement for 2x4 intake manifolds
  • 2.125" Throttle Plates, Flow 1440 CFM each for large cubic inch engines
  • Timing Control support integrated within the ECU using supporting components (distributor, ignition box, or crank trigger)
  • Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI!
  • Plug and play with Holley EFI Accessories, such as the 12.3" and 6.86" Pro Dash; CAN EGT; and Digital Analog style EFI gauges
  • 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!
  • The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides real-time Fuel Map Learn!
  • Supports up to 1500 HP Naturally Aspirated or 1250 HP Forced Induction with Eight 100 Lb/Hr Injectors
  • Gen 3 Ultra Dominator Style 4 Bolt Air Cleaner Flange offering a variety of air cleaner options
  • Each throttle body contains 4x 100lb/hr fuel injectors
  • Universal engine harness allows you to easily install the Terminator X 2x4 4500 system on a wide variety of engine combinations
  • High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays
  • Available in 2 finishes, Shiny and Black
  • External fuel pressure regulator required, such as 12-848
  • Included weld-in O2 sensor bung for the exhaust ensures a leak free oxygen sensor installation
  • Throttle Linkage not included
Not for use with engines producing less than 800 horsepower Gasoline Only Use of leaded race fuels may shorten the service life of the WBO2 sensor
Installation Notes:
Not for use with engines producing less than 800 horsepower Gasoline Only Use of leaded race fuels may shorten the service life of the WBO2 sensor
About Sniper Motorsports

The Sniper line of products are bringing high-quality products into everyone's price range! Sniper is a one stop shop for a complete fuel system overhaul, including fabricated intake manifolds, high-performance plumbing parts, fuel pumps & regulators, and a self-tuning TBI-style fuel injection system that starts at $999! With Sniper, you can count on high-quality performance without the high-quality price!

Downloads:

Download Name File Size
199r11990.pdf3.25MB

Specifications:

CFM 1440
Coast Guard Approved Yes
Emission Code 3
Finish Shiny
Flange Size 4500
Flange Style 4500
Fuel Pressure 58.5 PSI
Height 3.85"
Injector Size 100 lb/hr @ 58.5 PSI
Inlet / Outlet Size 8AN
MAP Sensor 1bar
Max Horsepower Rating 1250 Forced Induction
Part Type Fuel Injector
Product Type Terminator Stealth 2x4
Proposition 65 www.P65Warnings.ca.gov
Throttle Bore 2.125 inch

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Holly Sniper EFI Holley EFI Terminator X Stealth 2x4 4500 Kit, Shiny 550-1080: