An industry leader in Big Rig Performance, Performance Diesel Inc. (PDI) has taken their industry-leading tuning that has delivered unbeatable results for efficiency and power and packaged it within a simple hand-held design. PDI’s Big Boss Performance Tuner [HD] brings all the benefits of tuning without all the hassle. Simply plug it into your diagnostics port and follow the easy instructions. Now big rig tuning can be your with just the press of a few buttons. Not only is the tuning easy to install but the simple design lets you customize gauges, change vehicle settings and read or clear codes.
Tuning has always been the simplest and most efficient way to access the fuel economy and horsepower that you deserve! Because every driver’s situation is different, the PDI Performance Tuner HD offers different stages of economy & performance to match your driving style, application, and performance upgrades.