Multi-Port EFI Kits

FiTech Nitro-Port 500HP LS3 92mm EFI System w/o Trans Control 73303 FiTech Fuel Injection proudly introduces the new Nitro-Port LS EFI Systems, combining FiTech’s cutting-edge EFI technology with the all-new Nitro-Port Series Intake Manifold...

FiTech Nitro-Port 1000HP LS1 102mm EFI System w/ Trans Control 73108 FiTech Fuel Injection proudly introduces the new Nitro-Port LS EFI Systems, combining FiTech’s cutting-edge EFI technology with the all-new Nitro-Port Series Intake Manifold...

FiTech Nitro-Port 1000HP LS1 102mm EFI System w/o Trans Control 73107 FiTech Fuel Injection proudly introduces the new Nitro-Port LS EFI Systems, combining FiTech’s cutting-edge EFI technology with the all-new Nitro-Port Series Intake Manifold...

FiTech Nitro-Port 750HP LS1 102mm EFI System w/ Trans Control 73106 FiTech Fuel Injection proudly introduces the new Nitro-Port LS EFI Systems, combining FiTech’s cutting-edge EFI technology with the all-new Nitro-Port Series Intake Manifold...

FiTech Nitro-Port 750HP LS1 102mm EFI System w/o Trans Control 73105 FiTech Fuel Injection proudly introduces the new Nitro-Port LS EFI Systems, combining FiTech’s cutting-edge EFI technology with the all-new Nitro-Port Series Intake Manifold...

FiTech Nitro-Port 500HP LS1 92mm EFI System w/ Trans Control 73104 FiTech Fuel Injection proudly introduces the new Nitro-Port LS EFI Systems, combining FiTech’s cutting-edge EFI technology with the all-new Nitro-Port Series Intake Manifold...

FiTech Nitro-Port 500HP LS1 92mm EFI System w/o Trans Control 73103 FiTech Fuel Injection proudly introduces the new Nitro-Port LS EFI Systems, combining FiTech’s cutting-edge EFI technology with the all-new Nitro-Port Series Intake Manifold...

Dominator EFI Kit Universal Vehicle Management System w/COP 550-654 Fits Domestic V8 engines, such as conventional push rod Chevrolet and Chrysler engines with Coil on Plug ignition and EV1 Injectors Dominator® EFI Vehicle Management Systems...

Holley Terminator X / X Max EFI Bluetooth Module 558-483  Unlock the full potential of your Terminator X EFI system with the Terminator X EFI Bluetooth Module - the ultimate tool for wireless tuning and real-time engine monitoring. This advanced...

Holley EFI LS (58X/4X) Engine Main Harness Extended for HP EFI/Dominator EFI 558-134 LS2/3/7+ (58x/4x) Engine Main Harness for HP EFI & Dominator EFI These harnesses are designed to fit most 24x and 58x LS engines, from 1997-2012. They are a...

Holley EFI LS (58X/4X) Engine Main Harness for HP EFI/Dominator EFI 558-103 LS2/3/7+ (58x/4x) Engine Main Harness for HP EFI & Dominator EFI This harness has been designed to interface with 58x crank and 4x cam sensors. These engines are commonly...

HP Tuners CORE ECU I/O Expansion Harness COR-HAR-005 This harness provides a flying lead solution to customers who want to add additional I/O to their install. Easily wire-in extra sensors, cooling fans, electric pumps, and more.