Haltech Nexus Rebel ECU & Harness for Gen IV LS Engines. 

Get Your LS-Swap Running Faster with the Haltech Rebel LS ECU Kit

The Haltech Rebel LS is the ultimate plug-and-play ECU solution for your GM LS engine swap. Designed specifically for Gen III LS engines with cable throttle, this powerful ECU simplifies installation and tuning, so you can get on the road or track faster.

• Engineered from the ground up for GM’s popular LS engine platform

• Fast, hassle-free setup using the intuitive LS Setup Wizard in Haltech NSP software

• Includes a pre-configured wiring harness to suit a wide range of LS applications

• Seamlessly integrates with Haltech dashes, PDMs, sensors, and accessories

• Ideal for street or performance builds requiring reliable engine control

Whether you're building a race car, street machine, or off-road beast, the Rebel LS makes your LS-swap easier, faster, and more efficient.

What's Included: 

• HT-220001 - Rebel ECU
• HT-186500 - Main Harness
• HT-186504 - Cable Throttle + IAC sub-harness
• HT-186501- LS EV1 Injector Sub-Harness
• HT-187003 - T56 Transmission Harness
• HT-186123 - 2 Pin Bosch Alternator Harness
• HT-186124 - 4 Pin Delco Alternator Harness
• HT-186125 - 2 Pin Yazaki Alternator Harness
• HT-186508 - Gen III Knock Sensor Adaptor
  

Sensor Pack:

• Bosch LSU 4.9 Sensor
• Weld on fitting for O2 Sensor
• Air Temperature Sensor M14 x 1.5
• Weld on fitting for Air Temp Sensor

Info: 

Brand: Haltech 
Model: Nexus Rebel 
Suitable for: GM Gen III LS (Cable Throttle, EV1 Injectors, Manual Transmission) 
Warranty: 12 Months 

Note:

For 4L automatic transmissions, you will need an additional Transmission Interface Kit.
Click Here for the Ti4L kit.

Resources:

• Quickstart Guide
• Wiring Diagram