Duramax Tuning

The Next Frontier To Duramax Drivability Performance tuning is nothing new to the Duramax market, companies like Duramaxtuner of Marengo, Illinois, have been using EFILive software to create custom tuning for the 2001+ GM Duramax for many years. Through continued time behind the wheel and thousands of hours on the chassis dyno, performance ECM software … Continue reading Duramax Tuning