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Vehicle Info NeededEZ-EFI Self-Tuning Fuel Injection System Master Kit with In-Tank Fuel Pump Kit
Ships on 11/23/2026
Lowest Price GuaranteeKit includes a high pressure pump that is perfect for performance applications. Always primed and automatically cooled by the fuel in the tank. Designed to offer as much flexibility as possible for the broadest range of applications.
Includes:
- Fuel injectors
- Fuel rails
- Wiring harness
- Hand-held device
- Sensors
- ECU
- 4150-style four-injector throttle body
- In-tank fuel pump kit
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.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
FAST's EZ-EFI Self-Tuning Fuel Injection Kits are the worlds simplest fuel injection system on the market today. Designed for all applications making up to 650 horsepower, the EZ-EFI Fuel System easily bolts onto any carbureted or multi-port application in a single afternoon, making it the easiest EFI system you will ever install. Simply hook up the system, answer the questions from the improved Setup Wizard on the color touchscreen hand-held unit, and the system will tune itself as you drive.
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The FAST EZ-EFI features a die cast and black powder-coated four injector throttle body with integrated fuel rails. It provides even fuel distribution and adequate airflow, no replacement is needed. In addition to matching any 4150-style carbureted manifold, the EZ-EFI Self-Tuning Fuel Injection System also works with your original carb-style throttle linkage and features OEM sensors, including standard GM versions. It also works with all ignition setups, including HEI.
The included hand-held device offers a variety of display dashes, a clean and easy to use interface and an LED indicator that can alert users to errors (including overheating) or be used as a shift light. The wiring harness features a premium loom, added protective fuses and a streamlined design, while the ECU hardware provides added protection against electrical/ignition noise and hardware damage.
Features:
- No tuning experience or laptop needed; intuitive Setup Wizard guides you through the start-up process & the system tunes itself.
- 4150 throttle body works with original carb-style linkage & uses all OEM sensors.
- Works with any ignition setup, including HEI.
- Built-in diagnostics & “limp mode” provide maximum engine protection in the event of trouble.
- Made in the USA.
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