The Pfadt Pflash is your gateway to maximizing your engine's power and torque output. Downloading a Tune File from Pfadt will arm your Cadillac ATS ECU with the right adjustments necessary to take full advantage of your new power upgrades. The result is an engine-spec that adds more power, better drivability and safer Air/Fuel mixtures.

Shop ATS Engine Tunes

The days are long gone when you had to be an engine calibration expert to make improvements. Think of it like we've packaged our software engineer into a simple cable for you. Quite literally: this process is about as Plug-N-Play as they come to add more power to your vehicle. It is a must have addition to your bolt-on power upgrades.

Buy an ATS Tune