A DiabloSport Modified PCM allows you to unlock the performance potential of your 2021 vehicle. This Performance Kit includes a DiabloSport Modified PCM for your vehicle as well as an inTune i3 Part Number 8345 handheld programmer. NOTE: ON 2021 MODEL YEAR VEHICLES, YOU MUST SAVE YOUR STOCK CALIBRATION WITH YOUR TUNING DEVICE BEFORE REMOVING THE STOCK PCM FROM THE VEHICLE. PLEASE REFER TO THE INSTRUCTIONS THAT COME WITH YOUR UNLOCKED PCM.
