Description: These custom tune files are a game - changer for 2023 - 2024 Ford F - 250, F - 350, F - 450, F550 & F600 trucks with a 6.7L Powerstroke engine. Note that the GDP Commander Device is not included. If you want both the tunes and the device, click here. GDP has cracked the 2023 & 2024 ECM on the 6.7L Powerstroke, enabling custom tuning. Now, you can remotely flash the file directly onto your truck using the GDP Commander without sending in your ECM. Features: It's the first custom tuning option for 2023 & 2024 6.7L Powerstroke. Tunes are written specifically for your truck and can be applied remotely. Currently, it offers only stock HP. Includes: Custom tuning and 8 credits required for flashing. Tuning: Only stock standard output HP file is available now. It's applicable on high - output models but will reduce them to standard output power levels. The tune won't shut off the speed limiter. Notes: You'll get an email with instructions after purchase. HO models will be at standard output. Buy the GDP Commander if you want to return your truck to stock.

Using these custom tune files is easy. After purchasing, you'll receive an email with a link and instructions. You don't need to send in your ECM; instead, you can use the GDP Commander to remotely flash the file directly onto your truck. Remember, currently, it only offers stock standard output HP, and high - output models will be reduced to standard output levels. The speed limiter won't be shut off. If you ever want to return your truck to its original state, you must buy the GDP Commander. There's no special maintenance required for the tune files, but keep the GDP Commander in a safe and dry place to ensure it functions properly.