The SF3 power flash arrives pre-loaded with dyno proven tune files that increase horsepower, torque and fuel efficiency. * Adjustable Options vary for each vehicle and are not available on all vehicles Used for warranty repairs and unlocking the programmer. Stores a true copy of your vehicle's stock file before programming. * Vehicles with Automatic Transmissions ONLYĪllow you to set the axle ratio (gear ratio) to correct shift patterns and the speedometer on your vehicle.Īllows you to set the tire size to correct shift patterns and the speedometer on your vehicle. This will also aid in engine braking as well.Īllows you to Remove, Increase or Decrease the vehicles speed limiter.Īllows you to Increase or Decrease the vehicles idle speed.Īllows you to Increase or Decrease the Wide Open Throttle Shift points of each gear individually.Īllows you to change the transmissions shift pressure. Gives a more aggressive shift schedule helping keep the engine in its power band longer while towing. Aids in engine breaking, increases fuel economy, and can be used for drag racing as well. It can be used in conjunction with the Jake Brake as well. As long as it has '1 unlock left' you will be able to use the device on your truck. Depending on the SCT device, it left the SCT factory with either 3 or 5 'unlocks left'. You will also need to know from the seller, how many 'unlocks' it has left. This is less aggressive than the Jake Brake file so it may be ideal for smaller loads. Status or Married status- Unlocked means that the SCT device is ready to be used on another vehicle. Keeps the torque converter locked during deceleration to aid in engine braking. Used as an exhaust brake to increase engine braking while coasting towing heavier loads. Here's the SCT X4 Daimler-Chrysler (Dodge) firmware and bootloader files. The SF3 Power Flash arrives Pre-Loaded with DYNO Proven tune files that INCREASE HORSEPOWER and TORQUE (+120HP & +248FT-LBS)! Maybe this could help someone come up with an unlock/unmarry for these tuners. The SCT3015 will essentially eliminate any EGR codes associated with a vehicle that has had EGR deleted.