Multi-Port EFI Kits

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...

BluePrint Engines LS ECU Kit BPPLS530 BluePrint Engines strives to make your LS swap as simple as possible. The complete LS controller packages contain all components and the proper calibration to get your PSLS3760CTF installed in your...

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.

HP Tuners Input/Output Expansion Harness I/O HARNESS