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Comfort First Holley Efi Terminator X Stealth 4150 Secondary Throttle Body - Gold 534-300 At A Low Price [jRNYgMXO]

$43.99 $140.99 -69%

Holley EFI Terminator X Stealth 4150 Secondary Throttle BodyExperience the ultimate in performance and efficiency with the Holley EFI Terminator X Stealth 4150 Secondary Throttle Body. This high-powered component is designed to transform your vehicle

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Comfort First Holley Efi Terminator X Stealth 4150 Secondary Throttle Body - Gold 534-300 At A Low Price [jRNYgMXO]

Holley EFI Terminator X Stealth 4150 Secondary Throttle Body

Experience the ultimate in performance and efficiency with the Holley EFI Terminator X Stealth 4150 Secondary Throttle Body. This high-powered component is designed to transform your vehicle's throttle response, delivering a seamless and powerful driving experience. Crafted with precision, this throttle body is built to support up to 1500 HP Naturally Aspirated or 1250 HP Forced Induction, making it an ideal upgrade for both street and race applications. Its internal 1bar MAP sensor, integrated within the Terminator X ECU, ensures precise control and optimal performance, while the external fuel pressure regulator ensures a stable fuel supply.

Key Features and Specifications

The Holley EFI Terminator X Stealth 4150 Secondary Throttle Body is packed with features that set it apart from the competition. This bolt-on kit is a direct replacement for your existing 2x4 4150 Flange Carburetor, offering a hassle-free installation. Its high-resolution full-color touchscreen allows for easy setup, tuning, and gauge displays, while the simple Calibration Wizard makes it easy to tailor the performance to your specific engine needs. The self-tuning ECU ensures that even those without computer or tuning expertise can enjoy the benefits of Electronic Fuel Injection (EFI). With Genuine Bosch LSU 4.9 Wideband Oxygen Sensor included, you'll have real-time fuel map learning for optimal performance.

Applications and finishes

Whether you're looking to enhance your daily driver or compete on the track, the Holley EFI Terminator X Stealth 4150 Secondary Throttle Body is a versatile solution. Its OEM-style TPS/IAC and Fuel Pressure regulator provide years of dependable service, while the included weld-in O2 sensor bung ensures a leak-free installation. This throttle body is available in three finishes: Shiny, Black, and Gold, allowing you to customize the look of your engine bay to your personal preference. With its plug-and-play compatibility with Holley EFI Accessories, such as the Pro Dash and EFI gauges, the Terminator X Stealth 4150 Throttle Body is a comprehensive upgrade for your high-performance vehicle.

What Our Customers Say

February 1, 2026

Absolutely no complaints!

An excellent gadget. Very clever.

- Illtyd O..

February 1, 2026

Absolutely no complaints!

A truly brilliant find. I'm thrilled.

- Ferris Z..

February 1, 2026

Absolutely no complaints!

It’s a very good, very powerful tool.

- Tacy V..

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