CTT Tuning 2010-2018 Cummins EFI Live Tuning
$560.00 – $770.00
2018+ MUST use the bypass cable to flash EFI Live.
Note: Trans tuning selection R3 Aggressive is in Beta testing and best suited for track use. Switchable only. Please allow extra time to process orders for this selection.
Electronic Tune File ONLY.
*Please note only Switchable Tuning available for Oversized injectors or Injection Pump