Holley EFI - 534-300

Holley EFI Terminator X Stealth 4150 Secondary Throttle Body - Gold

Terminator X Stealth 4150 Throttle Body; 2x4 Slave; 4150 Flange; 58.5 PSI; Gold;

Replacement/Service secondary throttle body with injectors, intended to be used as a service component or when building a custom 4150 style 2x4 setup.

• Bolt on 2x4 4150 flange carburetor replacement
• Supports up to 1500 HP naturally aspirated or 1250 HP forced induction
• (8) 100 pound per hour fuel injectors
• Internal 1 Bar MAP sensor built into the Terminator X ECU
• External fuel pressure regulator required, set to a base pressure of 58.5 PSI, such as Holley part # 12-886
• Integrated ignition timing control
• High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays
• 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!
• Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI!
• The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides real-time Fuel Map Learn!
• OEM Style TPS/IAC and Fuel Pressure regulator, for years of dependable service
• Included weld-in O2 sensor bung for the exhaust ensures a leak free oxygen sensor installation
• 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