Holley 550-1081 Terminator X Stealth 4500 Dual Throttle Body EFI System Features:

• Convert dual 4500 flanged manifolds from carburetors to EFI throttle bodies
• Supports up to 1500 horsepower naturally aspirated and 1250 HP forced induction
• (4) 100 lbs./hr. @ 58.5 PSI fuel injectors in each throttle body
• 2.1250 in. Throttle plates flow at a rate of 1440 CFM to support large cubic inch engines
• Gen III Ultra Dominator air cleaner flange and fuel line crossovers
• Engine control unit (ECU) self-learns fuel maps and supports distributor, ignition box, and crank trigger with easy-to-use calibration wizard
• High-resolution color touchscreen to be used for setup, tuning, and even gauges
• Bosch LSU 4.9 wideband O2 sensor with included weld-in bung enables MAP to learn
• Black finish
• Plug and play capability with Holley's EFI Pro Dash 12.300 in. or EFI Pro Dash 6.86 in., as well as EFI 8-Channel CAN EGT Controller, and Analog-Style Gauges and Components when using their EFI Gauge Module

Notes:

• Not for use with engines producing less than 800 horsepower
• Gasoline use only
• Use of leaded race fuels may shorten the service life of the WBO2 sensor

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.

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