Gen III (LS1/LS6)
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!
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 sensor
No ECU included
Engine management
Engine side ready
ECU plus harness
Engine side ready
No ECU included
Engine side ready
No ECU included
ECU plus PDM
Engine side ready
ECU plus harness
ECU plus PDM
Engine side ready
ECU plus harness
Engine management
Engine side ready
ECU plus harness
Longer, more outputs
Longer, more outputs
Haltech Nexus R5 Plug 'n' Play Adapter Harness Kit - Chevrolet C6 Corvette (HT-650915)
ECU plus PDM
No wiring needed
ECU plus harness
Engine management
No ECU included
Terminals only
Terminals only
Engine sensor
No ECU included
Ignition output
No ECU included
Ignition output
No ECU included
Engine side ready
No ECU included
Engine side ready
No ECU included
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 engine management for GM Gen III V8s, the LS1 and LS6. ECUs, terminated harness kits, and supporting parts for early LS swaps and builds, with remote tuning available once you fire it up.
Hi I'm Shawn
Owner / Operator / Tuner
We're here for all your tuning needs


































