PDI’s BIG BOSS® ECMs offer tuning that is not available anywhere else in the marketplace. The Heavy Duty Diesel ECM Tuning that we offer in a wide variety of applications is the highest horsepower and efficiency gains in the industry.
PDI is the trucking leader for fuel efficiency and power! With top-of-the-line tuning available for your engine, PDI has what it takes to keep you rolling past the pump and be the first to the top!
Tuning is the simplest and most efficient way to unlock the horsepower and fuel economy that you deserve! Because every truck driver’s situation is different, ECM tuning is available in different stages of horsepower to match your driving style, application, and performance upgrades. ECM tuning is available for a wide-variety of engines, years, and applications.