Even the meanest beast on the street can use more power! DiabloSport tunes for the 2015 SRT Hellcat Chargers and Challengers take what's great and make it even better. Running one of their performance tuners and a Diablo Modified PCM in your Hellcat will create an instant boost in horsepower and torque. The whole setup takes less to an hour to install, and supports custom tuning for additional mods. The new Charger and Challenger SRT Hellcat models are undoubtedly powerful driving machines. Stock Hellcat dyno pulls (on a Superflow, load-bearing dyno) showed them making around 660 to the wheel. DiabloSport's mission was to get these beasts to the next level by making over 700 HP to the tire. Their performance programmers create a massive power boost on your 2015 SRT Hellcat Charger or Challenger, adding 30 HP over stock when used with a DiabloSport modified PCM. A performance programmer is the perfect upgrade for your 6.2L SRT Hellcat Charger or Challenger. DiabloSport mapped out all of the specific performance parameters to get the most out of your bad boy. Remember that to tune 2015 Chrysler vehicles, you will need a PCM that has been unlocked by DiabloSport as well as a DiabloSport flash tuning device. DiabloSport Hellcat performance tuners with modified ECM start at $1099.