CORE ECU Overview

Take complete control of your engine with HP Tuners’ first standalone ECU, the CORE ECU. Engineered for performance enthusiasts and professionals alike, CORE ECU offers advanced tuning features like real-time adjustments, 16 injector support, and full data logging. Whether you’re building a high-performance drag-car, road racer, drift car or resto-mod, CORE ECU is built to deliver precision, power, and reliability.

Key Features:

Supports up to 16 injectors and 8 coil packs

Sequential fuel injection support

Optional flex fuel integration

Dual throttle body capability

Built-in dual wideband controller for accurate air-fuel ratio monitoring

Real-time tuning support with new VCM Live Software

Data logging up to 150 channels at 1 kHz

Advanced boost, nitrous, and launch control

CAN bus support for seamless communication with external devices

Motorsports-grade performance

Current Engine Support:

Gen 3 LS Engines (Drive-by-Cable)

Gen 4 LS Engines (Drive-by-Wire)

More engine support coming soon!

CORE ECU Wiring Harness Options

To complement your CORE ECU, HP Tuners offers a range of harnesses for seamless integration with your engine. These harnesses are designed for both simplicity and durability, ensuring reliable connections for sensors, triggers, and more. Whether you need a plug-and-play solution or a custom setup, our harnesses are built to meet your specific needs.

Gen III Terminated Harness (Drive By Cable)32300001

Intended for early (Gen III) LS Engines, this main harness has several unique features that make it perfect for routing on cable-driven applications. Highlights include:

For Drive-By- Cable (DBC) Throttle Body Application

Cam Sensor Located on Rear of Engine

Dual Bosch 4.9 LSU Sensor Connectors

MAP Sensor Can Be Routed to Front or Rear of Engine

20 Pin Input/Output Expansion Connector (For Use with Sub Harnesses Listed Below)

Knock Sensors Routed to Engine Valley

EV6 Injector Connectors (EV6 to EV1 Adapters Sold Separately)

Pre-Terminated CAN Connectors

Can Be Paired w/ Optional GM Transmission Harness (Part of The Above Uses for Expansion Connector)

Gen IV Terminated Harness (Drive By Wire)32300002

Intended for late (Gen IV) LS Engines, this main harness has several unique features that make it perfect for routing on drive-by-wire applications. Highlights include:

For Drive-By-Wire (DBW) Throttle Body Application

Cam Sensor Located on Front of Engine

Dual Bosch 4.9 LSU Sensor Connectors

MAP Sensor can be routed to front or rear of engine.

Knock Sensors on the side of the engine block.

20 Pin Input/Output Expansion Connector (For Use with Sub Harnesses Listed Below)

EV6 Injector Connectors (EV6 to EV1 Adapters Sold Separately)

Pre-Terminated CAN Connectors

Can Be Paired w/ Optional GM Transmission Harness (Part of The Above Uses for Expansion Connector)

Flying Lead Harness32300003

Intended for customers who want a completely custom harness, this kit includes four (4) ECU connectors and several section of wiring (15-ft. length). Highlights include:

Four AMP ECU Connectors w/ Included Cavity Plugs

Wiring – Color Coded 15-ft. Lengths

Instructions w/ Connector Diagrams (Written for Experienced Users)

NOTE: Tech Support will be limited on Flying-Lead Harness Applications, it is the customer’s responsibility to ensure that best wiring practices are followed. Purchases are sold as-is. Connector diagram/instructions are written for users with wiring experience.

Sub-Harnesses

GM 4L60E / 4L80E Transmission Sub Harness32300004

This harness provides a single harness for GM 4L60E and 4L80E Transmissions. No wiring changes or pin relocation required. Easily upgrade to a four-speed automatic transmission with this plug & play solution.

Input / Output Expansion Sub Harness32300005

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.