Gen IV (LS2/LS3)
Engine management
Sold separately
Sold separately
Haltech Nexus R3 Plug 'n' Play Adapter Harness Kit - Chevrolet C6 Corvette (HT-650930)
ECU plus PDM
No wiring needed
ECU plus harness
Get Your Tune Today!
Engine management
Engine side ready
ECU plus harness
Haltech Nexus Rebel Plug 'n' Play Adapter Harness Kit - Chevrolet C6 Corvette (HT-650931)
Engine management
No wiring needed
ECU plus harness
Engine side ready
No ECU included
Engine side ready
No ECU included
Engine side ready
No ECU included
ECU plus PDM
Engine side ready
ECU plus harness
Single cable install
In the box
Engine side ready
No ECU included
Engine management
No ECU included
Terminals only
Terminals only
Electronic throttle
Terminals only
Engine sensor
No ECU included
Engine sensor
No ECU included
Ignition output
No ECU included
Engine side ready
No ECU included
ECU plus PDM
No wiring needed
ECU plus harness
Single cable install
In the box
Remote tuning, done live with Shawn
Free consult
30 minutes to scope your build and setup.
First start
Live session to get the engine running safely.
Dial it in
1 or 3 hour tuning blocks on your schedule.
Haltech solutions for GM Gen IV V8s including the LS2 and LS3. Everything from ECUs to harness kits for late model LS power, backed by our remote first start and tuning services.
Hi I'm Shawn
Owner / Operator / Tuner
We're here for all your tuning needs


































