This is not your average tuner; it's custom tuned by Professional Diesel & Automotive to maximize your vehicle's potential.

The tuning with the DSP5/CSP5 switch is available for the following Makes & Models:

  • Duramax 2001-2015

  • 2011-2015 no switch

  • Cummins 2006-2009

We highly recommend a monitoring system with this tuning.

Please contact us to obtain specific recommendations for your vehicle.

EFI Live


Do you want to know more about EFI Live? Check out their website