Description: These SCT custom tune files from Peakside Performance are a great way to wake up your Superduty. They fit 2003 - 2007 Ford F - Series with 6.0L Powerstroke engines. Note that you'll need an SCT device to flash these tunes onto your truck. All Powerstroke tunes come with transmission tuning (TCM). Peakside is one of Canada's top custom tuners for the 6.4L Powerstroke, offering tunes for stock delete and making amazing power gains safely. These are just the tune files. Click here for a tune and tuner package. Power levels include 50HP, 100HP, 150HP, 200HP, and 300HP. Peakside's transmission tuning pairs well with different power levels, ensuring firm but smooth shifts. Higher power levels can be written with proper supporting modifications. You'll need an SOTF Switch to run SOTF tunes correctly. Peakside Disclaimer: Providing wrong device or vehicle information after the tune is written will result in a revision fee. Peakside Performance isn't responsible for damage from modifications. The buyer takes all risks for modifications and any mechanical failures.

Using these tune files is easy. First, make sure you have an SOTF Switch if you want to run SOTF tunes. Also, you'll need an SCT device to flash the tunes onto your truck. When choosing a power level, keep in mind that higher power levels require proper supporting modifications. If you want a higher power level, just tell us the HP level and the supporting modifications you've made. Regarding transmission tuning, it's set to pair well with different power levels. You'll notice firm but smooth shifts. If you experience banging or slipping, that's not normal, and you should address it right away for the reliability and longevity of your vehicle. Remember, if you provide wrong device or vehicle information after the tune is written, there'll be a fee to revise it. And Peakside Performance isn't responsible for any damage caused by modifications, so you take on all the risks for any mechanical failures resulting from these modifications.