All Products

HyperSpark Ready to Run adds plug and play ignition timing control to any Holley EFI system. This line of distributors comes with a built-in ignition coil driver, removing the need of mounting an ignition box or external coil driver. The design in...

Replacement Idle Air Control (IAC) Motor for Sniper EFI TBI Systems, Sniper 90/92/102mm Throttle Bodies, Terminator TBI, Avenger 4bbl TBI, HP 4bbl TBI, Commander 950 & Digital Pro-Jection Systems. One of the signs of a vehicle with a rough idl...

Introducing the Holley EFI Wiring Shop. We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We have everything you need to build or service your Holley EFI ...

Trust Holley to offer replacement electronic sensors that meet and/or exceed OEM specifications for performance. This Idle Air Control Motor will serve as a direct replacement for the following applications (All models unless specified otherwise):...

Holley EFI Wiring Shop just keeps getting better! We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We have everything you need to build or service your H...

Introducing the Holley EFI Wiring Shop. We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We have everything you need to build or service your Holley EFI ...

Introducing the Holley EFI Wiring Shop. We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We have everything you need to build or service your Holley EFI ...

The Holley EFI Injector Driver Harness comes pre-terminated with a J2B connector, for plug and play connectivity with your Dominator ECU. This harness is designed to be used with the "custom" staged injection strategy in Holley EFI V5 software. In...

Introducing the Holley EFI Programmable 8 Channel Injector Driver Module. The ultimate solution for methanol burning engines that require a large set of secondary injectors. The Holley EFI Injector Driver Module will have you in complete control o...

Introducing the Holley EFI Programmable 8 Channel Injector Driver Module. The ultimate solution for methanol burning engines that require a large set of secondary injectors. The Holley EFI Injector Driver Module will have you in complete control o...

MULTEC 2 INJECTOR HARNESS - EARLY TRUCKSpecs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 4 Harness Application: Universal Harness Type: Injector Part Type: Fuel Injection Harness Product Type: LS Multec Style Injector ...

Introducing the Holley EFI Wiring Shop. We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We have everything you need to build or service your Holley EFI ...

Replacement intake air temperature sensor for use with Holley Commander 950 or any Holley EFI systems.Specs: Brand: Holley EFI Category: Air and Fuel Delivery Category: Engine Color: Gold Connector Gender: Male Female Emission Code: 5 Grade...

If you already have your own wire and simply need the connectors and pins, we have you covered with our new ECU connector and pins kit, allowing you to fully terminate your own custom main harnesses!Features: Pre-Terminated J1A and J1B Tyco Supers...

Introducing J1A through J4 Connectors Kits so you no longer have to buy a complete connector kit if you only need one I/O connector for your installation.Features: OEM Quality Connectors and Pins J1B connector Perfect for DIY or custom builds for ...

Introducing J1A through J4 Connectors Kits so you no longer have to buy a complete connector kit if you only need one I/O connector for your installation.Features: OEM Quality Connectors and Pins J2A connector Perfect for DIY or custom builds for ...

j2A, j2B, j3, j4 Connector & Pin Kit - Contains connectors & pins, but no wiring. for Dominator EFISpecs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 5 Harness Type: Auxiliary Part Type: Fuel Injector Connector P...

Introducing J1A through J4 Connectors Kits so you no longer have to buy a complete connector kit if you only need one I/O connector for your installation.Features: OEM Quality Connectors and Pins J2B connector Perfect for DIY or custom builds for ...

Introducing J1A through J4 Connectors Kits so you no longer have to buy a complete connector kit if you only need one I/O connector for your installation.Features: OEM Quality Connectors and Pins J3 connector Perfect for DIY or custom builds for w...

Introducing J1A through J4 Connectors Kits so you no longer have to buy a complete connector kit if you only need one I/O connector for your installation.Features: OEM Quality Connectors and Pins J4 connector Perfect for DIY or custom builds for w...

The Iron Loader V2 is designed for the 2014–2017 Jeep Grand Cherokee EcoDiesel. Using Bluetooth connectivity and the PowerGate app (iOS & Android), this device allows you to tune your Jeep directly from your smartphone or tablet, eliminating ...

The First Race Pipe for the Gladiator EcoDiesel Unlock performance and style with the Jeep Gladiator EcoDiesel Race Pipe by Black Bandit. As the first race pipe built specifically for this platform, it provides superior exhaust flow, improved effi...

Introduction The Jeep Grand Cherokee EcoDiesel 3.0L - Cat & DPF Delete Pipe (2014-2018) replaces the factory downpipe to remove the catalytic converter and DPF for maximum off-road flow. Expect quicker spool, better engine efficiency and stro...

We've put together the EcoDiesel delete kit with all the essential parts to remove emissions components from your 2014-2017 Jeep Grand Cherokee EcoDiesel for off-road use, now featuring the new IronLoaderV2 for seamless tuning integration. Please ...